- 1.5L hydration backpack with leak-proof water bladder for on the go hydration. The included water reservoir with a high-biting valve allows quick and easy access to water, keeping you refreshed during long hikes, runs and bike rides. - 2. breathable mesh padding and ergonomic shoulder straps for all day comfort. Designed with vented back support and adjustable chest and waist straps, this backpack provides a snug, non-slip fit while reducing sweat build-up and discomfort. - 3. reflective safety strips improve visibility in low light conditions for added protection. Strategically placed reflective elements make you more visible during early morning or late night activities and improve safety for runners, cyclists and hikers. - 4. lightweight, compact design with multiple storage compartments. Features spacious pockets to store keys, snacks, energy gels and personal items, keeping all necessities close at hand while on the move. - Use scenarios: - On long hikes or trail runs, the 1.5L reservoir provides steady hydration with quick access via the high-biting valve. - During early morning or late night cycling and running, reflective strips enhance visibility for added safety. - On day trips or city rides, multiple pockets hold keys, snacks, energy gels and personal items, keeping essentials accessible without weighing you down.