Seamless collection of soft, chafe-free fabric stretches with your every move. Racerback allows for free movement while scoop neck slightly flatters your line. Mesh vents help keep cool and comfortable when workout.Feature & Fitting: Designed for running and training Slim fit, waist length Racerback and scoop neck Mesh vents in high-sweat areas Fabric: Fast sweat-wicking keeps 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 SKU:R207WS.Easy reach by searching the SKU