This improved design delivers 25% more flow. This includes 2 bite valves and 2 straws only. This style works with the new Camelbak Eddy+ KIDS bottle and the Original Eddy Kids Easy to Clean: All parts are top rack dishwasher safe.Drink Clean: BPA, BPS, and BPF free.Includes four multi colored bite valves.Compatible with Eddy Kids and Eddy Kids caps.