Camelbak | Bags | Camelbak Hydrobak 5 Oz Hydration Backpack 。Compact hydration backpack with Camelbak logo. Blue drinking tube and bite valve included. Padded straps for comfort. Lightweight and streamlined for active use. CONDITION: NEW WITH TAGS Size: see photos UNISEX Color: Black and Grey (NOTE: Not all black) Lightweight Cycling Hydration Pack – HydroBak Backpack Perfect for short bike rides, outdoor activities. The HydroBak Backpack features a 1.5L reservoir, providing 50 oz of hydration—enough for up to 2 hours on the trail. The reservoir offers quick, easy refills to keep you outdoors longer with less hassle. Key Features: - Efficient Hydration: 1.5L reservoir is optimized for fast refilling and loading - Minimalist Design: Lightweight and compact—ideal when all you need is water and the essentials - Comfortable Fit: Ventilated mesh harness and breathable back panel ensure all-day comfort - Secure Storage: Zippered front pocket keeps your keys, phone, and other small items safe and within reach BUNDLE multiple items for a DISCOUNT and SAVE on one flat rate shipping up to 5 lbs