Like new men’s running singlet. Lightweight for summer running! Engineered to the exact specifications of trail runners, the Nike Rise 365 Tank delivers versatile performance for outdoor routes. Designed for lightweight mobility, the top features soft fabric that has increased ventilation where you need it most. This product is made with 100% sustainable materials, using a blend of recycled polyester and organic cotton fabrics. The blend is at least 10% recycled fabric or at least 10% organic cotton fabric.