• Rich in Quantity: you will receive 4 pieces hydration backpacks in 2 colors, each hydration backpack pack is equipped with a 2L water bladder, lightweight and windproof, which will not add any burden on your back, suitable for both men and women
• Soft Material: the hydration pack is made of nylon material, lightweight and wearable, comfortable and breathable, which can avoid sweating and provide comfort, suitable for riding, running, hiking and outdoor activities
• 2L Hydration Bladder Bag: the biking water backpack is equipped with a hydration bladder, which detaches from the backpack for easy cleaning and assembly, and the switch valve can stop the water leak, provide much convenience for you
• Adjustable Shoulder Strap: the shoulder strap of the biking water backpack is adjustable, which will avoid backpack from moving and fit most people, and the wide shoulder strap helps lighten the load on the shoulders, suitable for biking, camping, running, music festivals, and kayaking
• Double Zippers and 3 Pockets: the hydration backpack pack with 2L water bladder is designed with double zippers and 3 pockets, enough room for you to put items such as mobile phones, towels, wallets and keys, which provides convenience for sports lovers