The new TECHFIT Compression fit is made of an AEROREADY single jersey and AEROREADY mesh for the back panel. This mesh ventilation allows for a breathable fit that leaves you with no distractions. With this product you will unlock your next level powerful moves with a compression fit that hugs your muscles. • Tight fit • Crewneck • 79% polyester (recycled), 21% elastane • Mesh upper back panel • AEROREADY • TECHFIT focuses your muscles' energy • Low-to-medium compression