Camelbak Eddy Kids .4l Youth Stem Tube and Shut-off Valve Straw Water Bottle - 12 Oz. (Sports) BPA free Tritan material in all sorts of colors Detachable Bite Valve, easy for parents to clean Flip open cap, easy for kids to operate Carabineer/finger loop makes it easy for kids to carry Shielded vent prevents unexpected messes