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
Amazon.com : JMTEEA Bite Valve Replacement Mouthpiece Fit for Hydration Pack Bladder Water Backpack and Most Brands(4-Pack), with Shutoff Valve and Tube O-Ring : Sports & Outdoors
CamelBak Hydration Pack Big Bite Valve Replacement Multi Color Mouth Piece 4 pc. 886798910260 | eBay