"High Quality: The water bag is made of high-quality materials with durable thickness. Ensures strong pressure and anti-cleaning capabilities, and easy to clean and dry the interior.Stable and safe: No bad smell, not easy to accumulate dust, guarantees stability and safety during use, and can be used with peace of mind. Suitable for all outdoor adventures.Easy to use: Lift the lid, then gently bite the mouthpiece with the cut pull handle to sip and drink, and then press back to stop the water flow. Let you drink quickly and easilyWide mouth design: Easy to fill, not easy to lose. The extra large water bubble opening allows you to easily insert a hand brush or bottle brush into the drink bag. The wide opening makes it easy to fill with water.Wide range of uses: Whether you are backpacking, camping, hiking, running, cycling or kayaking. The water bag is an ideal companion to maintain liquid intake. For a perfect natural experience"