REI Co-op Active Pursuits Sleeveless T-Shirt - Men's
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Add ultimate freedom of movement to your morning run—or just show off those biceps you've been sculpting—with the REI Co-op Active Pursuits sleeveless T-shirt.
Shop similar productsKey Details
- Polyester fabric wicks moisture away from skin and dries quickly
- 2-way stretch provides a comfortable range of motion and a soft feel
- Flat seams throughout are soft and nonchafing; shoulder seams are rolled forward to prevent chafing under pack straps
- Reflective tape on back helps keep you visible in low-light situations
- REI Co-op brand is certified to The Climate Label; we actively fund efforts to reduce carbon emissions across our business and support climate projects around the world
Best Use | Fitness Trail Running |
---|---|
Shirt Type | T-shirt |
Fabric | Polyester |
Reflective | Yes |
Moisture Wicking | Yes |
Quick Drying | Yes |
Sleeve Length | Sleeveless |
Hood | No |
Gender | Men's |
Weight | Unavailable |
Sustainability | From a Climate Label Certified brand |
XS | S | M | L | XL | XXL | XXXL | 24 IN Waist | 26 IN Waist | 28 IN Waist | 30 IN Waist | 31 IN Waist | 32 IN Waist | 33 IN Waist | 34 IN Waist | 35 IN Waist | 36 IN Waist | 38 IN Waist | 40 IN Waist | 42 IN Waist | 44 IN Waist | 46 IN Waist | 48 IN Waist | 50 IN Waist | |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Chest | 35 | 36 - 38 | 39 - 41 | 42 - 45 | 46 - 49 | 50 - 53 | 54 - 57 | |||||||||||||||||
Sleeve Length | 32 | 32.5 | 33 | 33.5 | 34 | 34.75 | 35.5 | |||||||||||||||||
Waist | 27.5 | 28 - 30 | 32 - 34 | 36 - 38 | 40 - 42 | 44 - 46 | 48 - 50 | 24 | 26 | 28 | 30 | 31 | 32 | 33 | 34 | 35 | 36 | 38 | 40 | 42 | 44 | 46 | 48 | 50 |
Hip | 33.5 | 34.5 - 36.5 | 37.5 - 39.5 | 41 - 43 | 44 - 46.5 | 47.5 - 50.5 | 51.5 - 54.5 | 32 | 33.5 | 34.5 | 36.5 | 37 | 37.5 | 38.5 | 39.5 | 40.25 | 41 | 43 | 44 | 46.5 | 47.5 | 50.5 | 52.5 | 54.5 |
Inseam | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 |
Sizing Notes
Measurements are stated in inches unless otherwise indicated. Size chart values represent body measurements, not garment measurements.
SHORT: Some pants are available in short sizes, which generally means an inseam that is 2.5 inches shorter than regular sizes.
TALL: Some pants, shirts, jackets and parkas are available in tall sizes, which generally means an inseam that is 3 inches longer and a rise that is 1 inch longer, a shirt or jacket body that is 2 inches longer, a parka body that is 2.5 inches longer and sleeves that are 2.5 inches longer than regular sizes.
Capri or cropped pants have an intentionally shorter inseam—reference the technical specs instead of this chart.
Inseam is measured to the floor.
Better gear is built together
From feedback to field testing, all of our gear is dialed-in by REI Co-op members. Their adventures informed every stitch and detail—making for better, longer-lasting gear.


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Great Wicking Shirt
I wore this shirt for the first time on a run during a hot, humid day and was wearing a hydration vest. The shirt kept my upper body surprisingly cool. I sweated enough that my shirt and shorts were soaked. Within 15 minutes of stopping, the shirt was almost completely dry. I liked it enough that I immediately bought another one. I highly recommend this shirt for any activity where you will be sweating a lot.
One big problem
Would be good except for the side seams, which are oddly placed and forward compared to most shirts. This means the seams rub on your ribs/stomach. No idea why REI chose to put them there. Will be returning.
Perfect
Love this shirt. I wear it to play soccer, basketball, go running, the gym, the beach... everywhere. Love it.
comfortable and light
very comfortable and light weight sleeveless workout shirt
Comfortable!
I find this fabric light and cool. The armholes are nicely sized…not tight, not beachwear. I do hack tees and sleeveless these days, have my tailor put 9" zippers in 'em cos I prefer henley-style ventilation. You can do that too.
Nice shirt
I wear it cycling. Fits well and doesn't smell (yet)
Bad Chafing
I used it once for running, not even a mile I got bad chafing. Do not use this for any sports. I even still got chafing after playing basketball for 5 minutes
Irritating seams
The 2 inside seams do not lay flat against the body an irritated my ribs/chest
Co-op shirt - always a good value
Durable, sleeveless shirt. Has a nice fit. Does not wick the sweat out as other shirts, but it does a good job.
Nice shirt.
Very comfortable. Fits as expected. The color is pleasing.