Lightweight hydration backpack with integrated 3.0L water bladder designed for cycling, hiking, climbing, running, and day trips. Constructed from waterproof nylons, this compact daypack keeps you hydrated and protects essentials from light rain and splashes while remaining comfortable for long wear. Key benefits Reliable hydration on the move: builtin 3.0L bladder provides longlasting water capacity for extended activities. Weatherresistant protection: waterproof nylon exterior helps keep clothing and gear dry in wet conditions. Organized storage: multiple pockets let you separate phone, keys, snacks, tools, and the bladder for quick access. Comfortable fit: adjustable shoulder straps and a slim profile reduce bounce and improve stability during active use. Lightweight and compact: package weight approx. 450.2 g and slim dimensions make it easy to carry without added bulk. Main features Material: waterproof nylons for durability and moisture resistance. Hydration capacity: integrated 3.0L water bladder included. Size: approx. 46 x 17 x 7 cm (18.11 x 6.69 x 2.75 in). Weight: approx. 450.2 g. Color options: 11 colors available as shown in the picture. Included: 1 hydration backpack pack. Use scenarios Cycling or mountain biking: stay hydrated on long rides while keeping tools, phone, and energy bars within reach. Day hikes and trekking: carry water and essentials in a slim, lowprofile pack that resists light rain and keeps gear organized. Climbing, trail running, or fastpacking: lightweight design and adjustable straps minimize movement so you can focus on performance. Care and notes Dimensions are approximate. Please allow a 1 to 2 cm measurement variance. Product colors in photos may differ slightly from the actual item due to monitor differences. This hydration backpack is a practical choice for outdoor enthusiasts who need dependable water capacity, organized storage, and a lightweight, weatherresistant pack for daily adventures.