Breathable, moisture-wick and four-way compression stretchy fabric with less friction to keep you dry and comfortable. Slim fit, waist length: Sit at your waist and cover your body decently. Seamless knit design reduces chafing and is gentle on the skin. Athletic crew neck for freedom of movement. Mesh ventilation detailing under the arms and back keeps you cool while you work out. Thumbholes keep sleeves in place for better coverage and protection of your hands. Long sleeve sports top, perfect for workout, exercise, fitness, training, and running. Seamless collection of smooth, soft knit fabric is designed to help reduce chafing, encourage ventilation and wick away sweat to help you stay dry. Designed for running and training, gives you a better workout. This workout long sleeve is breathable and wicking sweat fast, featuring thumb holes and form-fitting. Full length hem covers your whole butt. Mesh fabric placed at the high-sweat area for needed ventilation. Feature & Fitting: Seamless Collection Design for yoga or training Waist length, slim fit Mesh ventilation and thumbholes Fabric: Fast sweat-wicking keep you dry Minimal seams to reduce chafe Four-way stretch, good elasticity, no sense of restraint 1) 96% Polyamide, 4% Elastane; 2) Heathered: 51%Polyamide, 45%Polyester,4%Elastane