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 Hydration Pack Big Bite Valve Replacement Multi Color Mouth Piece 4 pc. 886798910260 | eBay
CamelBak Eddy + Bite Valve And Straw – HeartRateMonitorsUSA.com
CamelBak Quick Stow Flask Bite Valve – Elkmont Trading Company