KUSTAR Hydration Pack,Hydration Backpack with 2L Leak-Proof Water Bladder BPA Free - Lightweight Water Pack for Running Cycling Hiking Climbing (Green)

Compact,Lightweight & Comfortable Design: Ultra-light stretch fabrics,only 400g,the hydration pack has ergonomics design on the back for maximum breathability and comfort,designed to last for years.Adjustable shoulder and chest straps to fit chest sizes from 26"– 52",keeping the pack from bouncing while running for perfect fit Thermal Insulation Hydration Bladder Layer: KUSTAR hydration backpack has an insulated layer made of thick aluminum foil material which holds a 2L water bladder for up to 4 hours of liquid cooling. As a sports cycling rucksack,it fits various sports activities like cycling,biking,running,mountain climbing,jogging,rock-climbing and hiking 100% Leak-proof 2L Hydration bladder - With large opening design of the water bladder, easy to clean and add ice cube, just bottom up to dry itself easily. 135 degrees rotatable mouthpiece for easy drinking and never get loose and causing leakage.Made of premium TPU material, non-toxic and odorless Functional Storage Volume: Two large independent compartments and two sides pockets for your snacks, towels, iphones, and other daily stuffs, give you all the space you need to store various necessities VERSATILITY: The hydration pack is your perfect choice for cycling, camping, running,music festival, rave , kayaking. A decent Holiday Gift for families and friends who love outdoor sports.If our hydration pack did not meet your expectations or if you need a replacement, please do not hesitate to contact us