CamelBak: The best-of-the-best cycling bottle for delivering cold, consistent cycling hydration With double-walled construction to keep water cold twice as long as other bottles, the insulated CamelBak Podium Chill is the best-of-the-best for delivering cold, consistent cycling hydration. Features like optimized cage fit and improved cleanability continue to make this bottle a favorite among professionals and recreational users alike. It is and always has been 100% free of BPA, BPS and BPF. Double-Walled Construction: Keeps water cold twice as longOptimized Cage Fit: Engineered to securely fit in a variety of bottle cagesEasy Squeeze: Get more fluid with less effort High Flow, Self-Sealing Cap: Maximizes flow rate while eliminating splatters and spills100% free of BPA, BPS and BPF: Ride clean, drink cleanEasy-to-Clean Interface: All parts can separate for thorough cleaningPositive Lock out: For leak-proof transportTrutasteTM Polypropylene with HydroguardTM: Taste your water and nothing else, time after time