【Material】-This hydration pack is made of Water-resistant 600D polyester. YKK Zipper.Size 18.9×13.4×5.5 in（48×34×14CM).Weight 0.77kg / 1.70 lbs.
【Multi-Function】- This biking backpack has a compartment and one front zipper bag,1 bottom helmet net pocket that can meet your needs of different kinds of items.such as food, , maps, pens, sunscreen, etc.There are two kinds of straps system on the front of the backpack. You can tie your tent/moisture-proof mat/ trekking poles and other items.
【Hydration System】-The main compartment has a separate water bag compartment for the hydration bladder.It includes a top hole for passing a drinking tube through,suitable for 2L bladder. (WATER BLADDER IS NOT INCLUDED)
【Personality】- With patch area and molle webbing,can attach your favorite patches or accessories on it,which can make your backpack unique and hold more your needs.The Sternum strap adds a personalized adjuster, which can be adjusted up and down according to your figure. Suitable for different heights.
【Versatility】-The backpack has ergonomic design on the back comfort. Frees your hands while drinking, this tactical hydration pack is your perfect choice for cycling,mountain biking,climbing,running, short trip, camping, bike riding, walking, etc