Compatibility - The bite valves work with Camelbak and most other hydration bladder brands, such as Aquatic Way. See dimensions in pictures.
Mouthpiece Nozzle with On-Off Shut Off Valve: Easily control water flow with the yellow lever. Compatible with drinking tubes and bite valves of most hydration bladders. If you lost or broke yours, you no longer need to replace the entire bladder. Simple attach this nozzle to the drinking hose and mount the mouthpiece
Self-Sealing Bite Valves have one-piece construction so there are no water drips. Durable and Soft for wholesome flow from your water bladder. There are four (4) mouthpieces included in the package so you can use your backpack reservoir for a long time
O-ring - If your bladder was working fine and it now leaks where the tube connects to the bladder, you most likely lost the O-ring. Simply put this on and keep using the bladder