TSLA Women's Compression Long Sleeve T-Shirts Cool Dry Baselayer FUD01 / FUT02 / FUB03 We strongly recommend ordering ONE size up what you normally wear. TeslaGear WR11 designed for all seasons (Releases heat and wicks moisture with a cooling effect) 87% polyester-13% spandex. Excellent elasticity with enhanced range of motion. Non abrasion fabric material with excellent elasticity and durability Moisture Sensing/Quick time Dry/TWO-WAY Air Circulation. Anti-microbial deodorization fabric for odor control