The Camelbak Podium Big Chill is the big brother of all the Camelbak water bottles. Allowing for 750ml of fluids in the bottle, this is ideal for those longer rides. There is no compromise with having the bigger bottle as it still has the key features that the other Chills have. The Double-wall construction insulates your drink, keeping it either warm or cold for twice as long. Spill proof & self sealing Jet valve allows for a clean & spill free rides. instead of replacing the nozzle, it's now easily removable allowing you to clean it when ever it is dirty. This bottle is BPA free & with Camle Baks Tru Taste Polypropylene with Hydro Guard you will be tasting your drink, & your drink only.