CamelBak Podium 21oz Water Bottle CamelBak Podium 21 oz revolutionized the sport bottle by offering an innovative design that simplifies high performance hydration Self-sealing Jet Valve cap delivers high water flow; drink with ease without spills and splatters Secure lockout on cap ensures leak-free transport and shaking and mixing of powdered drinks Made from a proprietary blend of BPA-free and BPS-free polypropylene with Hydro Guard, the Podium Chill lets you taste your drink, not your bottle CamelBak Got Your Bak Guarantee: If we build it, we'll Bak it with our lifetime guarantee