Flow 650 ml sport bottle with carrying strap. The flow bottle is made of durable Eastman tritan material which is shatter,stain and odor resistant. BPA free. Easy carrying due to the silicone strap. Volume is 650ml. Red Dot winner 2014 and IF Award Winner 2014. Presented in a gift box. Exclusive design. BPA free tritan copolyester and silicone.