[Product Information]

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WATER-RESISTANT & DURABLE : The hydration backpack is made of nylon fabrics which can be water resistant， thus keeping your belongings of backpack dry and cool in the rainy day. Nylon material is adopted in good-quality plus sturdy metal zippers， making sure the durability of backpack is fairly high. Water-resistant backpack makes it more durable. Meanwhile， our hydration pack has one-year warranty guaranteed.
BIG STORAGE & LIGHTWEIGHT : The size of hydration pack is 17.9" x 10" x 2" ， which can accommodate 2L / 70 oz water bladder. Also， the hydration pack is lightweight (0.66 pound). Apart from the water bladder compartment in the hydration pack， it includes a big compartment to store your belongings， such as mobile phones， clothes， ipads， snacks， keys， wallet， which provide you with a big storage during hiking / cycling / camping / climbing / traveling and other outdoor.
ADJUSTABLE CHEST / SHOULDER STRAPS : The straps of hydration pack are adjustable for different size of shoulders. The chest size ranges from 27" (which fits for kids and teenagers) to 50" (which fits for adult man and woman). Rubber mesh is used as the shoulder straps of backpack， which can make more breathable， meanwhile prevent slipping over your clothes. Thus， it is not only adult man / woman hydration backpack， but also teenager / kids hydration backpack.
5 COLORS & MULTIFUCTIONAL : There are 5 different colors available in hydration pack， including BLACK， BLUE， GREEN， RED and ORANGE. Also， backpack can be used in a couple of outdoors sports， such as running， hiking， cycling， camping， climbing， walking and traveling. Hydration pack is a good choice for outdoor sports. It is not only hydration backpack， it is also a nice running backpack / hiking backpack / cycling backpack.
Package : The package includes a backpack & a 2L / 70 oz water bladder with FDA approval.