Leakproof guarantee: Includes 1 hydration backpack and 1 2L foodgrade water bag. Advanced tension technology and secure seals minimize leaks so you can hydrate on the move without interruptions. Built to last: Constructed from skinfriendly fabric, durable polyester, EVA and quality hardware for reliable, longlasting use that resists damage and deformation. Comfortable and breathable: Lightweight, breathable materials reduce heat buildup during activity. EVA components and an adjustable elastic cord keep the pack stable and comfortable through workouts. Secure fit and easy adjustment: Elastic cord and adjustable straps hold the backpack firmly in place during sprints, rides or climbs, allowing unrestricted movement and consistent comfort. Simple function for active use: Designed primarily for hands hydration while you train. The included 2L bladder is foodgrade and sized to support longer workouts without frequent refills. Versatile for many activities: Compact, lowprofile design makes this pack suitable for a range of outdoor and fitness activities. Practical use examples: Running: Carry a 2L bladder for long runs or tempo sessions; the lightweight, breathable pack stays put and prevents chafing. Cycling: Hands hydration and a secure fit let you maintain speed and focus on the road. Hiking or climbing: The durable construction and leakresistant bladder provide reliable hydration on trail days or technical routes. What you get: 1 hydration backpack + 1 foodgrade 2L water bag. Materials: skinfriendly fabric, durable polyester, EVA and hardware. Key benefits: leak resistance, durability, breathable comfort, and a secure, adjustable fit for active use.