✔ ECO-FRIENDLY MATERIAL,BPA FREE - The whole hydration bladder is made of premium material. Taste free, non-toxic, BPA free, SGS and FDA certified. This tested to comply with international safety standards. It won't leave a bad taste in your drink. The water bladder passed pneumatic pressure test, it is pressure-tolerant. Double sealing side technique has greatly improved durablity. Might be the most rigid hydration bladder on the market.

✔ LARGE OPENING DESIGN - Large opening for easy cleaning & filling,our hydration bladder has one of the largest opening on the market. The big opening makes for easy pouring of water. It is also fairly wide for a hand or bottle brush easily access to the interior hydration bladder.

✔ REMAIN PEFECTLY HYDRATED - This 2L water reservoir can withstand temperatures from -10 to 50 degrees celsius. insulated tube resists temperature changes in hot and cold weathers. L 32cm x W 17cm Hydration bladder is compatible with most hydration packs. The tube (105cm) provides a wholesome flow for easy drinking, keeping you hydrated when biking, cycling, hiking, or running!

✔ 100% LEAKPROOF - You won't be slowed down with our high flow bite-valve. Simply bite the mouthpiece to suck water. Soft mouthpiece with easily accessible ON/OFF valve prevents leakage. It also has a cover to keep dirt out. Conveniently control the water flow by biting, when not bite, the water will not leak out. Quick-release tube is detachable. Auto shut off while the tube is removed, bladder will stay filled non-leaking. store neatly in fridge/icebox without tangling hose.

✔ SERVICES & GUARANTEE - You can buy with confidence because we want your 100% satisfaction. If the product did not meet your expectations or if you need a replacement please do not hesitate to contact us.