Come and see our amazing products. 2L Hydration Bladder Bag: This cycling backpack passed pneumatic pressure and 24-hour swing test and 24-hour vibration test. Fully pressure and leak proof for carefree cycling, running, hiking and other outdoor adventures. Made of EVA material, 100% odorless
High Quality and Comfortable Material: Hydration Backpack is made of high-grade nylon waterproof material, light and wearable, comfortable and breathable mesh back, to prevent sweating and provide comfort, is the best choice for outdoor sports
Adjustable Shoulder Straps: Adjustable shoulder straps and chest straps allow you to make your backpack fit perfectly and prevent backpack movement. The wide mesh shoulder strap helps to reduce the shoulder load, ideal for exploring nature and outdoor activities Pls confirm further with us if any query about packing info, inventory status and time schedule.