Stay hydrated more easily with the Big Zip hydration system. The unique wide-mouth opening makes filling, cleaning and drying a breeze, and allows for easy adding of drink mixes or ice cubes. The secure closure with carry handles means an easy, leak-free seal every time.
- Proprietary dual-layer film features a rugged exterior and a BPA- and taste-free lining.
- Wide, BigZip™ opening swallows drink mixes and ice cubes easily and makes filling, cleaning and drying a snap.
- Secure SlideLock™ closure with carry handle ensures an easy, leak-free seal
- All-natural SlimeGuard™ antimicrobial treatment helps keep it clean and taste-free.
- Quick-Disconnect drink tube lets you leave hoses routed in packs for easy filling.
- Ergonomic 90-degree shutoff valve for easy drinking.
- HyperFlow™ bite valve features two-piece construction for easy cleaning.
||70 fl. oz / 2 liters
||100 fl. oz / 3 liters
||5.5 oz / 157 g
||5.8 oz / 165 g
||7 in / 18 cm
||7.75 in / 19.5 cm
||18.5 in / 47 cm
||18.75 in / 47.5 cm