Product: RUPUMPACK Insulated Hydration Backpack Pack with 2.5L BPA Free Bladder - Keeps Liquid Cool up to 4 Hours, Lightweight Daypack Water Backpack for Hiking Running Cycling Camping, 18L
Brand: RUPUMPACK
Color: Blue
Lightweight With Multiple Storage Compartments A lightweight with enough volume to take your belongings safely is indispensable when you are running, hiking, cycling, hiking, fishing or even when you go to work or school everyday.  Especially this is a backpack with hydration insulation layer which works great for 2.5L bladder and can keep your liquid cool for up to 4 hours.  Designed with multiple storage compartments yet weighs only 1.4 pounds unfilled, this practical, durable and reliable daypack from RUPUMPACK is definitely your perfect daily companion.  There's no limitation to the activities you can take this backpack along for. Great choice for both men and women.  Outstanding Designs Make It The Best Choice In The Market:  - Hydration insulation layer works great for 2.5L bladder and can keeps your liquid cool for up to 4 hours. - One open compartment designed to store your quick-dry sweat towel or umbrella conveniently. - Two pockets on the extra wide waist straps for safe storage of your valuables like phone, keys, wallet, etc.  - Shock absorbing chest strap and built-in safety whistle for any emergency situation. - Safety reflectors on the shoulder straps and front side of the backpack. - Lightweight but with large capacity to meet your every need in day-long outdoor adventures. - Adjustable shoulder/chest/waist straps for a customizable fit. - High density water-resistant nylon material with heavy duty and hidden-teeth zippers. - Thick ventilated mesh padding in the back area as well as the shoulder straps and waist straps ensure comfort of the pack. - 100% MONEY BACK GUARANTEE, you got nothing to lose. Shoulder Your RUPUMPACK And Start Your New Life NOW! 
PERFECT DAYPACK INCLUDING 2.5L BLADDER : This large capacity daypack with hydration insulation layer weights only 1.4 pounds (650g) unfilled which makes it a terrific companion for all your day-long outdoor adventures including running, cycling, hiking, fishing, etc. The bladder is made of EVA material and it's BPA-free , no taste with large 3.4-inch (8.6 cm) opening for ice that also makes cleaning easy.
UNIQUE COMPARTMENT DESIGN: With two extra pockets on the wide waist straps you can put your phone or other valuables in and take them out freely. An open compartment is designed to conveniently store your quick-dry sweat towel, umbrella or hat. These unique designs make this pack more practical.
HYDRATION INSULATION LAYER: With a hydration insulation layer made from high-quality aluminum foil that keeps liquid cool for up to 4 hours, (works great for 2.5L bladder), this daypack can also be used as a hydration backpack or portable cooler for both indoor and outdoor. There is even a clip on your right shoulder strap to help fix the hose of the bladder.
CONFORTABLE AND RELIABLE: Ventilated mesh padding are added in the shoulder straps, waist straps and back area to ensure comfort of the pack. Thanks to its high density water-resistant nylon material, adjustable straps, heavy duty and hidden-teeth zippers, safety reflectors on the shoulder straps and front of the pack, this daypack is super durable and reliable for both men and women in their daily use.
Guidance of RUPUMPACK: If you have any quality problems within ONE YEAR, you can feedback to us at any time for after-sales service.

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