Discover the full range of SOURCE Hydration Packs. Confirmed by independent tests and reviews our packs and hydration systems are leading in innovation, quality and features. Choose size and cargo space according to your needs. Features include insulated hydration compartment, quick access pockets, smart storage space for helmet and other extras. Of course all of our Packs come with a SOURCE hydration system with original Widepac™ opening TasteFree™ and GrungeGuard™ film for low maintenance.