Ditch the multi-bottle setup with LifeStraw's Peak Series—a revolutionary all-in-one water storage and filtration system. Weighing under 4 ounces and fully collapsible, this ultralight companion transforms from straw filter to squeeze bottle to storage solution, adapting to every adventure. Crafted from premium, puncture-resistant materials built to withstand rugged terrain, it features an optimized filter membrane for superior flow rate and a smart seal mouthpiece that eliminates leaks. Stack multiple Peak units together for extended trips. One compact device replaces your entire water-carrying setup.