Although it is new and unused, this item has been stored for about 3 years. Product Description: Osprey's lightest water reservoir, suitable for small packs. It can be stored inside the pack, and you can drink water from the tube passed through the shoulder strap. The 2024 model has all new parts. The compact and completely new Slide-Seal opening and improved handle allow for one-handed water filling. Two baffles inside the reservoir maintain a flat shape, preventing bulkiness and ensuring a tight seal. The bite valve has been made smaller while maintaining smooth water intake, and is equipped with an ON/OFF lever that can be operated with your thumb. It can be easily operated with one hand. The reservoir clip has a more intuitive design. Handle that can be gripped from various directions Bite valve that is easy to operate with one hand The opening shape has been changed to allow for one-handed water filling Capacity: 1.5 liters External dimensions: 34cm (H) x 19.5cm (W) Weight: 162g (actual measurement) ⭐️Important Notes⭐️ Please understand that this is a new item that has been stored for a long period before purchasing. If you have any concerns, please ask questions. To prevent any problems, please refrain from claims or returns. Returns after purchase are not accepted. There may be stains that are difficult to see in the photos. If you are concerned, please refrain from purchasing. ⭐️Instant purchase is OK ⭐️We will prioritize the person who purchases first, even if negotiations are in progress. Thank you for viewing.