The Teton Hydration Bladder keeps you moving with leak-free performance and durable design. A cushioned bite valve prevents dripping and opens easily with a gentle pull, while the wide-mouth opening makes cleaning and refilling quick. Built from heavy-duty, BPA-free materials, it’s designed to pair seamlessly with all Teton hydration packs. Designed and tested in the Rocky Mountains, and backed by the Teton Lifetime Warranty.