*LIGHT-WEIGHT, EASY TO USE - Easy to fill the bladder with lots of pocket space for storage and plenty of room for water, includes straps that are comfortable to wear on your back
*PERFECT SIZE FOR DAY HIKES & MOUNTAIN BIKING - Includes reflective trims that increase your visibility at night
*FREE YOUR HANDS：Storage for Keys,phone,Snacks etc.
*The hydration pack backpack has a heat-sealed water bladder bag to prevent leaks and adjustable shoulder straps
*A PERFECT GIFT FOR YOUR HUSBAND, WIFE OR KIDS
Material:Nylon & Polyster
Package Weight: 300 G for Bag, 120g for water bladder
1*Backpack+ 2L water Bladder