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'. '.strtoupper('f')eatures like optimized cage fit and improved cleanability continue to make this bottle a favourite among professionals and recreational users alike'. '.strtoupper('i')t is and always has been 100% free of bpa bps and bpf'. '.strtoupper('d')ouble walled construction keeps water cold twice as long optimized cage fit engineered to securely fit in a variety of bottle cages easy squeeze get more fluid with less effort high flow self sealing cap maximizes flow rate while eliminating splatters and spills 100% free of bpa bps and bpf ride clean drink clean easy to clean interface all parts can separate for thorough cleaning positive lock out for leak proof transport trutastetm polypropylene with hydroguardtm taste your water and nothing else time after time