❊【Reminder of Water Volume】Hydration Pack is marked with a reminder scale, which is convenient for recognizing the amount of water to carry and replenishing the required water at any time, ❊【Light weight】Water Bladder is not only made of selected PEVA but is also light in weight, has no peculiar smell, has high transparency, soft and tough. ❊【Adhesive Molding】 Hydration Packs have a unique leak-proof process. After a superb double-sided thermal seaming process, it is heat-pressed and bonded, and will not be crushed. ❊【Different Collocations】The advantage of a Hiking Bladder is that it can be used alone, or it can be used with outdoor running backpacks or cycling backpacks to maximize its performance. ❊【Wide Applications】Because Water Bag for Hiking is exquisite in craftsmanship, it is suitable for various scenarios such as cycling, mountain climbing, outing, survival games, outdoor sports, etc., so it is very practical.