Men's Clothing - Shirts - Performance - Short Sleeve

Arc'teryx Ether Comp Jersey - Short-Sleeve - Men's $41.37 Arc'teryx made the Men's Ether Comp Short-Sleeve Jersey with a ridiculously lightweight polyester knit to give you breathability above and beyond the standard.

Arc'teryx Ether Crew - Short-Sleeve - Men's $26.97 Ultralight polyester knit fabric makes the Arc'teryx Men's Ether Short-Sleeve Crew ideal as a technical top on warm summer days or as a silkweight first layer for winter use.

Arc'teryx Velox Comp Crew - Short-Sleeve - Men's $58.95 An incredibly thin polyester fabric makes the Arc'teryx Men's Velox Comp Short-Sleeve Crew breathable enough for the most demanding aerobic pursuits.

Arc'teryx Velox Comp Tank - Men's $29.37 Ultralight polyester material and a close athletic cut make the Arc'teryx Men's Velox Comp Tank a great choice for trail running, hiking, or even workouts.

Arc'teryx Velox Crew - Short-Sleeve - Men's $48.95 Polyester mesh Libro fabric gives the Arc'teryx Men's Velox Crew Neck Short-Sleeve Shirt an un-matched level of breathability to keep you cool on the summer's hottest days.

Arc'teryx Velox Zip Neck Shirt - Short-Sleeve - Men's $74.95 The Arc'teryx Mens Velox Zip Neck Short-Sleeve Shirt uses ultra-soft, ridiculously breathable Vital and Libro fabrics to keep you comfortable on the trail.

Backcountry.com Cocona Shirt - Short-Sleeve - Men's $20.96 Tired of being banished to the trunk by your friends on the drive home from climbing, hiking, etc. due to your unpleasant odor? Don the funk-fighting and super-breathable Backcountry.com Mens Cocona Shirt and say hello to high-tens again.

Billabong Viva La Ola Tank Top - Men's $21.95 When you head down to Baja on a backcountry surf mission, bring along the Billabong Mens Viva La Ola Tank Top and show your love for south-of-the-border swells.

Carhartt Work-Dry Graphic T-Shirt - Short-Sleeve - Men's $24.76 Pull on the Carhartt Mens Work-Dry Graphic T-Shirt and get the legendary quality and durability of the Carhartt name in a comfortable, wicking package.

Carhartt Work-Dry T-Shirt - Short-Sleeve - Men's $18.71 The Carhartt Men's Work-Dry Short-Sleeve T-Shirt wicks away moisture so you can work comfortably. This standard-fit shirt also fights odor, so you can go out in public without causing nausea.

Cloudveil Clutch T-Shirt - Short-Sleeve - Men's $35.96 Open up the throttle on the trail or streetthe Cloudveil Men's Clutch T-Shirt is a quick drying tech tee designed to perform on its own or as a base layer.

Columbia Omni-Dry Mountain Tech T-Shirt - Short-Sleeve - Men's $24.95 From fall trail runs to cold days on the ski hill, the Columbia Mens Omni-Dry Mountain Tech Short-Sleeve T-Shirt should be next to your skin.

Columbia Sun Ridge II Crew - Short-Sleeve - Men's $22.72 Simple design and performance material define the Columbia Sun Ridge II Short-Sleeve Shirt. Wear it while you explore the planet.

CW-X LiteFit T-Shirt - Short Sleeve - Men's $44.95 Some running shirts retain sweaty smells even after a machine wash. Thanks to silver antimicrobial fibers, the CW-X Men's LiteFit Short-Sleeve T-Shirt blocks sweaty odors before they sneak into the fabric.

CW-X LiteFit Zip T-Shirt - Short Sleeve - Men's $47.95 Wish your running shirt had the same cooling front-zip feature your ski underwear has? Pick up the CW-X Men's LiteFit Zip Short-Sleeve T-Shirt.

CW-X Sleeveless Pro Top - Men's $51.95 The CW-X Men's Sleeveless Pro Top represents the world's first anatomically engineered upper body apparel for running, hiking, biking, or any endurance-sport activity.

CW-X VersatX Web Top - Short-Sleeve - Men's $79.95 The CW-X Mens VersatX Web Top gives structured support to the trapezius muscles and scapular bones to encourage better posture and form as you run.

Ex Officio ExO Dri T-Shirt - Short-Sleeve - Men's $37.95 Get the performance of a synthetic shirt and a casual look in the Ex Officio Men's ExO Dri Short-Sleeve T-Shirt.

Ex Officio ExO Dri T-Shirt - Short-Sleeve - Men's $37.95 Get the performance of a synthetic shirt and the comfort of a cotton one with the Ex Officio Men's ExO Dri Short-Sleeve T-Shirt. Ex Officio blended polyester and cotton for a soft feel that stays wrinkle-free for travel or hiking.

Ex Officio ExO Dri Zip Cricket Shirt - Short-Sleeve - Men's $33.71 From the trail to the coffee shop, the Ex Officio Mens ExO Dri Zip Cricket Shirt keeps you dry, comfortable, and stylish.

Ex Officio Give-N-Go T-Shirt - Short-Sleeve - Men's $35.95 Kiss your overpacked bag goodbye, because when you pull on the Ex Officio Mens Give-N-Go T-Shirt for your next biking, backpacking, or travel excursion, you might not want to take it off.

Ex Officio Give-N-Go V-Neck T-Shirt - Short-Sleeve - Men's $35.95 An afternoon of yard work, a strenuous day hike, or an overseas tripthe Ex Officio Mens Giv-N-Go V-Neck T-Shirt handles them all with ease.

Ex Officio Satellite T-Shirt - Short-Sleeve - Men's $32.96 Do more with less when you wear the Ex Officio Mens Satellite Short-Sleeve T-Shirt. This versatile eco-friendly tees features and subtle style fit in when youre hiking in the morning, traveling in the afternoon, and dining out in the evening.

GoLite Drimove Lite Singlet Shirt - Sleeveless - Men's $23.76 Going on a run in 90-degree heat? Make sure you have the GoLite Mens Drimove Lite Singlet Sleeveless Shirt at the ready.

GoLite Drimove T-Shirt - Short-Sleeve - Men's $44.95 Moving light and fast requires a shirt that will manage moisture in the same way. The GoLite Mens DriMove T-Shirt quickly and effectively wicks wetness and fights odors on high-output backpacking, trail running, or hiking excursions.

Ibex Echo T-Shirt - Short-Sleeve - Men's $78.95 What would you do if we told you that Ibex made the Mens Echo Short-Sleeve T-Shirt with merino wool? Would you laugh? Or would you think, Well, sheep wear wool year-round ?

Ibex Woolies Shirt - Short-Sleeve - Men's $58.95 Life can be a sweaty affair. Luckily for you (and the people next to you), theres the Ibex Woolies Shirt.

Icebreaker Beast Apollo Crew - Short-Sleeve - Men's $54.95 Icebreaker Beast Apollo Crew - Short-Sleeve - Men's

Icebreaker Beast Apollo V-Neck T-Shirt - Short-Sleeve - Men's $43.96 Pull on the Icebreaker Mens Beast Apollo V-Neck Short-Sleeve T-Shirt and bathe in the warmth of lightweight merino wool.

Icebreaker Beast Singlet Tank Top - Men's $49.95 Just because your primal instincts take over sometimes, doesnt mean you have to dress like a total barbarian. Throw off that burlap sack you call a base layer and pull on the Icebreaker Mens Beast Singlet Tank Top instead.

Icebreaker BodyFit200 Contour Crew - Short-Sleeve - Men's $59.95 Merino wool and a slim-cut design make the Icebreaker Men's BodyFit200 Contour Crewe T-Shirt ideal to wear to the gym, the trail, or the local pub.

Icebreaker GT150 Velocity Crewe - Short-Sleeve - Men's $41.97 Icebreaker gave the Mens GT150 Velocity Crewe Short-Sleeve Shirt an athletic cut that moves with you during athletic activity.

Icebreaker SuperFine 200 Hopper T-Shirt - Short-Sleeve - Men's $48.97 Thanks to its highly breathable and super soft merino wool, the Icebreaker Men's Superfine190 Hopper Short-Sleeve T-Shirt is, well, super fine.

Icebreaker SuperFine 200 Tech T-Shirt - Short-Sleeve - Men's $55.96 Once you pull on the 100% merino wool Icebreaker Superfine190 Tech T, you'll never go back to cotton.

Icebreaker SuperFine140 Tech T-Shirt - Short-Sleeve - Men's $54.95 Icebreaker made the regular-fit Men's SuperFine140 Tech T Lite from its lightest, finest merino fibers. This short-sleeved top feels soft as a tissue and performs better than any synthetic top in your closet.

Icebreaker SuperFine150 Anaconda V Shirt - Short-Sleeve - Men's $54.95 Avoid the stench of cotton in warm weather with the Icebreaker Mens SuperFine 140 Anaconda V Short-sleeve Shirt.

Mammut Kula Zip T-Shirt - Short-Sleeve - Men's $43.96 Mammut made the Mens Kula Zip Short-Sleeve T-Shirt with a slim cut to ensure a comfortable fit when you use it as a base layer under the rest of your gear.

Mammut Mica T-Shirt - Short-Sleeve - Men's $41.21 The Mammut Men's Mica Short-Sleeve T-Shirt features light, comfortable, and stretchy Freshguard material that not only feels good but keeps you smelling like roses.

Marmot Doctor D Shirt - Short Sleeve - Men's $21.57 The combination of flat-lock stitching and soft polyester makes the Marmot Men's Doctor D Short-Sleeve Performance Shirt an incredibly comfortable top for layering or wearing alone.

Marmot Kaos2 Shirt - Short-Sleeve - Men's $28.77 As part of pro climber Tommy Caldwells signature series, the Marmot Mens Kaos2 Shirt gives you quick-drying, wicking performance with a sustainable edge thanks to its blend of recycled polyester and Cocona fabrics.

Marmot Mesita Shirt - Short Sleeve - Men's $20.37 Planning on hiking, biking, or climbing? It really doesn't matter because you're ready for any day in the mountains with the Marmot Men's Mesita Short-Sleeve Performance Shirt.

Marmot Moab Shirt - Short-Sleeve - Men's $19.17 Whether youre shredding world-famous slickrock or jamming up cracks at Indian Creek, the Marmot Mens Moab Shirt wicks moisture and dries quickly to keep your comfortable and focused on the task at hand.

Merrell Boulder Shirt - Short-Sleeve - Men's $23.97 Bike on Monday, climb on Tuesday, run on Wednesdayall while wearing the Merrell Mens Boulder Shirt. Its moisture-wicking fabric and flatlock seams provide comfort during any workout.

Millet Expert Logo T-Shirt - Short-Sleeve - Men's $49.95 Looking for some instant street cred when you head into the mountains? How about some breathable, quick-drying performance? Get both when you pull on the Millet Mens Expert Logo T-Shirt.

Montane Bionic T-Shirt - Short-Sleeve - Men's $34.98 The Montane Mens Bionic Short-Sleeve T-Shirt may not have its own theme song, but youll be singing its praises soon enough.

Mountain Hardwear Belay T-Shirt - Short-Sleeve - Men's $44.95 Climbing with your novice friend is a grand old time when you wear the Mountain Hardwear Men's Belay T-Shirt.

Mountain Hardwear Duration T-Shirt - Short-Sleeve - Men's $24.72 Solve your chafing dilemma with the Mountain Hardwear Mens Duration T-Shirt, which uses flatlock seams that are rotated away from pressure points to avoid rubbing you the wrong way.

Mountain Hardwear Super Wicked Shirt - Short-Sleeve - Men's $34.95 Your office shirt has a collar, and now your workout clothes can, too. Mountain Hardwear made the Men's Super Wicked Shirt for aerobic activities, but gave it a low-profile polo-shirt style.

Mountain Hardwear Threshold Tank - Men's $27.47 Push your physical limits out on the trail with the Mountain Hardwear Mens Threshold Tank.

Mountain Hardwear Wicked Lite Double T-Shirt - Short-Sleeve - Men's $37.95 Mountain Hardwear used a natural Chitosan antimicrobial treatment to help control odor in your Wicked Lite Double T-Shirt.

Mountain Hardwear Wicked Lite Tank - Men's $29.95 With flatlock seams and insane moisture-wicking properties, the Mountain Hardwear Mens Wicked Lite Tank is built for comfort on the trail or at the crags.

Mountain Hardwear Wicked Lite T-Shirt - Short-Sleeve - Men's $34.95 Whether youre into trail running, mountain biking, climbing, or trekking, the Mountain HardWear Mens Wicked Lite T-Shirt brings big-time performance in a whisper-light package.

MPG Advantage Crew - Short-Sleeve - Men's $35.97 The MPG Mens Advantage Short-Sleeve Shirt gives you streamlined performance with a stylish touch for everything from urban morning runs to weekend trail hikes.

Norrna Bitihorn Tech T-Shirt - Short-Sleeve - Men's $48.71 When you want to climb to get a divine view of Norway or just climb out of bed to meet friends for coffee, pull on the Norrona Mens Bitihorn Tech Short-Sleeve T-Shirt.

Opedix PS1 Posture Shirt - Short-Sleeve - Men's $99.95 The Opedix PS1 Posture Shirt does quite a few things to help improve posture, mobility, and muscle freshness.

Outdoor Research Sequence T-Shirt - Short-Sleeve - Men's $39.95 Thanks to its Dri-Release Wool fabric, the Outdoor Research Sequence Short-Sleeve Men's Tee keeps you dry on the trail and feeling comfortable during everyday use.

Outdoor Research Sequence Zip T-Shirt - Short-Sleeve - Men's $24.72 On hot summer days on the trail, the Outdoor Research Mens Sequence Zip T-Shirt is about as refreshing as a cold beer.

Outdoor Research Swift T-Shirt - Short-Sleeve - Men's $21.57 The Outdoor Research Men's Swift T-Shirt is a wicked wicking wachine.

Patagonia Capilene 1 T-Shirt - Short-Sleeve - Men's $39 The Patagonia Capilene 1 T-Shirt lets you keep your cool when you exert in hot weather. Wear this silky soft athletic-fit T-Shirt alone when you run, hike, bike, or climbbreathable Capilene fabric wicks sweat from your body.

Patagonia Capilene 2 T-Shirt - Short-Sleeve - Men's $39 Whether you hike in desert heat or trail run in a temperate rainforest, the Patagonia Men's Capilene 2 Short-Sleeve T-Shirt will keep you dry and cool. This wicking T-shirt features a basketweave knit that provides maximum breathability.

Patagonia Stretch T-Shirt - Short-Sleeve - Men's $29.25 The Patagonia Mens Stretch T-Shirt gives you a comfortable, go-to tee whether youre heading into the mountains for the day, or relaxing in the back yard.

Pearl Izumi Fly Top - Men's $39.96 Throw out that ratty cotton t-shirt and pull on the Pearl Izumi Mens Fly Top when its time to run. This anti-static base layer gives you 30 SPF UV protection, wicks away moisture, and repels odors.

Pearl Izumi Infini-T T-Shirt - Men's $35.96 When youre about to hit the wall, the last thing you want to be wearing is some ill-fitting, soaked in sweat, cotton t-shirtnever fear, the Pearl Izumi Mens Infini-T T-Shirt is here.

Pearl Izumi Phase T-Shirt - Short-Sleeve - Men's $23.07 Pull on the Pearl Izumi Mens Phase Short-Sleeve T-Shirt and break new ground in your training. This loose fitting t-shirts ergonomically placed panels and flatlock seams prevent chafing and increase comfort so you can train longer.

prAna Burn T-Shirt - Short-Sleeve - Men's $27.95 prAna Burn T-Shirt - Short-Sleeve - Men's

prAna Prevail T-Shirt - Short-Sleeve - Men's $23.96 Come out on top over performance-sapping clamminess and socially isolating odors when you wear the prAna Mens Prevail Short-Sleeve T-Shirt.

prAna Quest Crew - Short-Sleeve - Men's $29.96 Suit up for your next climbing crusade with armor worthy of the task when you wear the prAna Mens Quest Short-Sleeve Crew.

prAna Quest Shirt - Sleeveless - Men's $28.76 Throw on the prAna Mens Quest Sleeveless Shirt and dont sweat that new climbing route. The Quest arms you with moisture-wicking fabric as well as built-in UPF protection.

Salomon EXO 1/2-Zip Tech Shirt - Short-Sleeve - Men's $99.96 The Salomon Mens EXO Tech Shirt supports your chest and upper-body muscles, which improves your oxygen intake.

Salomon Moto Tech-T - Short-Sleeve - Men's $26.21 Don the Salomon Mens Moto Tech Short-Sleeve Tee and get around town on your own two-footed fuel. The Motos understated style fits in when you hit the trail and meet up with friends afterward.

Salomon Trail Runner Tank - Sleeveless- Men's $27.96 Salomon Trail Runner Tank - Sleeveless- Men's

Salomon Trail Runner Tech T-Shirt - Short-Sleeve - Men's $27.97 The Salomon Mens Trail Runner Tech T-Shirt wicks away moisture and dries quickly so you can really enjoy running your favorite trail.

Salomon Trail Runner Zip Tech T-Shirt - Short-Sleeve - Men's $35.96 Break free from your cubicle at the end of the day when you pull on the Salomon Mens Trail Runner Zip Tech T-Shirt and hit the trail. Salomons ClimaUV UPF 35-rated fabric protects you from the sun so you can stay out longer.

SmartWool Sport NTS T-Shirt - Short-Sleeve - Men's $55.96 Don't bring cotton out in bad-weather, bring the Smartwool Sport NTS T-Shirt.

Sugoi Bamboo Shirt - Short-Sleeve - Men's $39.96 Thanks to versatile bamboo carbon fabric, you can wear the Sugoi Mens Bamboo Short-Sleeve Shirt from the trail to the bar. Bamboos natural antibacterial properties leave the funk behind so you can venture out among mankind post-workout.

Sugoi Event Shirt - Short-Sleeve - Men's $24.95 Sugoi Event Shirt - Short-Sleeve - Men's

Sugoi Merlin Shirt - Short-Sleeve - Men's $34.96 The Sugoi Mens Merlin Short-Sleeve Shirt makes quick work of damp, clammy training sessions thanks to moisture-wicking fabric and breathable mesh.

Sugoi Merlin Shirt - Sleeveless - Men's $44.95 The Sugoi Mens Merlin Tank wont magically make the sweet pain of training disappear, but it will help you train longer and harder with its comfortable design and technical fabric.

Sugoi RSR Shirt - Short-Sleeve - Men's $43.96 The Sugoi Mens RSR Short-Sleeve Shirts next-to-skin fit wicks away moisture without chafing your skin thanks to flatlock seams.

The North Face Flex Crew - Short-Sleeve - Men's $20.97 The North Face Flex Crews fabric wont feel rough or stiff when you flex your muscles (Is there snow on those mountains?) and the rolled shoulder seams eliminate chafing when you wear a hydration pack for adventure races.

The North Face Fusion Crew - Short-Sleeve - Men's $44.95 Thanks to its body-mapped mesh venting and seamless technology, The North Face Mens Fusion Crew provides unparalleled breathability and performance without any chafing.

The North Face Nemesis Crew - Short-Sleeve - Men's $24.47 You can run faster than your PR, but sweaty odors will still stick to your wicking shirt like tenacious glue. The North Face decided that wasnt cool, and it made the Nemesis Crew with a carbonized bamboo.

The North Face Nemesis Crew - Short-Sleeve - Men's $34.95 The North Face designed the Mens Nemesis Crew to meet the advanced wicking and temperature demands of endurance athletes, climbers, and hikers.

The North Face Nemesis Tank - Men's $20.97 For those who crave wicking performance for big-mileage days, The North Face Mens Nemesis Tank regulates temperature and pulls moisture away from your body thanks to its technical blend of polyester and bamboo carbon.

The North Face Ruckus Tek T-Shirt - Short-Sleeve - Men's $20.97 Pull on The North Face Mens Ruckus Tek T-Shirt before you head out for a run, bike, or mountain trek. The North Face gave this sporty tee a double layer polyester and polyester mesh fabric to give you increased breathability.

The North Face VaporWick Ruckus T-Shirt - Short-Sleeve - Men's $17.47 The North Face Men's relaxed-fit VaporWick Ruckus Tee keeps you dry and protects you from the sun's hot rays as you head up the trail.

The North Face Velocitee Crew Shirt - Short-Sleeve - Men's $13.96 The North Face Men's Velocitee Short-Sleeve Crewa Flight Series T-shirt that steps up the speed.

The North Face Velocitee Crew Shirt - Short-Sleeve - Men's $19.95 High output days on the trail or in the mountains beg for the lightweight comfort and wicking power provided by The North Face Mens Velocitee Crew Shirt.

The North Face Velocitee Tank - Men's $12.57 For your training run up Utahs steep Mt. Olympus, wear The North Face Mens Velocitee Tank to stay cool.

The North Face Vitesse Fuse Crew - Short-Sleeve - Men's $31.47 Stash your music player in The North Face Vitesse Fuse Crews back pocket and work up a sweat during your endurance racethe carbonized bamboo helps decompose odor-causing molecules so you wont make your pacer faint.

Under Armour Foster Polo Shirt - Short-Sleeve - Men's $37.46 The Under Armour Mens UA Foster Short-Sleeve Polo Shirt leaves energy-sapping clamminess out in the cold thanks to its moisture-wicking fabric and ergonomically placed ventilation panels.

Under Armour Proximo T-Shirt - Short-Sleeve - Men's $23.96 Show the outdoors you come in peace when you wear the Under Armour Mens Proximo Short-Sleeve T-Shirt. Made from 100% recycled polyester, this planet-pleasing base layer kicks your eco-routine up a notch.

Under Armour Wylie Shirt - Short-Sleeve - Men's $34.95 Give that coyote a run for his money when you wear the Under Armour Mens Wylie Short-Sleeve T-Shirt. Heatgear technology keeps warm weather from sapping your energy.

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