Fully enclosed sewn in neoprene fabric bottom. 1/8" neoprene material with fabric edge trim. Built to fit 16/17 oz. disposable plastic water bottles. Features plastic clip, drawstring and nylon finger handle. Keeps drinks colder longer and hands dry. Helps prevent surface damage by limiting condensation. Use or decorate with heat transfers. Keeps drinks colder longer and hands dry, great for hiking and many outdoor activities 1/8" (thickness) dense neoprene, polyester fabric-faced, sewn-in trim Fits most 16/17 oz plastic disposable water bottles Use or decorate with HTV or screen print Features a drawstring, finger handle and plastic clip