Key features

• •LIGHTWEIGHT CYCLING HYDRATION PACK: The HydroBak Cycling Backpack is exceptional for those short bike rides. The 50 oz Crux reservoir provides enough water for a two-hour ride, with a zippered pocket and ventilated harness for comfort.
• •MORE WATER PER SIP: Hydration in this lightweight backpack is supplied by a 1.5-liter Crux reservoir, designed for quicker loading and refilling. It delivers 20% more water per sip, keeping you hydrated while you ride.
• •BUILT FOR SIMPLICITY: When all you want is water, this minimalist bike pack has you covered. With enough water for a 2-hour ride and a safe zip pocket for keys and essentials, the HydroBak backpack is designed for those short cycling adventures.
• •STREAMLINED YET COMFORTABLE: Our men's backpack features a secure zippered pocket that is perfect for storing your essentials. The lightweight and ventilated mesh harness and breathable air mesh back panel produce a comfortable fit.
• •IF WE BUILD IT – WE'LL BAK IT: Our Got Your Bak Lifetime Guarantee covers all reservoirs, backpacks, bottles, and accessories from manufacturing defects in materials and workmanship for the lifetime of the product.