Amazon.com : CamelBak eddy+ Bite Valve and Straw, 2 count (Pack of 1) : Sports & Outdoors
Amazon.com: Aquatic Way Bite Valve Replacement Mouthpieces fits Camelbak and Most Brands (4-Pack), with Shutoff Valve and Tube O-Ring for Hydration Bladder and Backpack Water Reservoir : Sports & Outdoors
CamelBak Eddy + Bite Valve And Straw – HeartRateMonitorsUSA.com