Roomy and ready to hang. The Nike ACG T-Shirt is all about tasty waves and good times with a graphic nodding to the classic "Hang Loose Hawaii" tee. It's got a heavyweight, structured feel that fits loose. This product is made with 100% sustainable materials, using a blend of both recycled polyester and organic cotton fibers. The blend is at least 10% recycled fibers or at least 10% organic cotton fibers.