CLSL TM-WP15-SBLZ_Small Tesla Women's Compression Baselayer Capri Cool Dry Leggings Tights WP15 We strongly recommend ordering ONE size up what you normally wear. TeslaGear WP15designed 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.