ROCKBROS Hydration Backpack, Lightweight Hydration Pack with 2L TPU Water Bladder, 17L Water Backpack Men Women for Hiking, Running, Biking, Climbing, Camping

Description 17L LARGE CAPACITY: The large capacity design of the hydration backpack is suitable for a variety of sports: such as hiking, running, cycling and hiking.large capacity of internal storage bag, built-in expansion net (can put helmets and etc.).Besides, Add expansion elastic ropes design under the hydration pack, you can put some camping mats and son on.There is also a complimentary rain cover, which can be used on rainy days. COMPACT & LIGHTWEIGHT: This lightweight hydration pack made of 100% Nylon features anti-tear.Ultralight hydration packs only have 0.92lbs(about420g), high quality ultra light design, let you travel without pressure. WITH 2L WATER BLADDER BACKPACK: High quality TPU material make you safe drinking water, 2L large capacity water bag, designed with a leak-proof bite valve and a wide opening for fast refills and easy cleaning.let you quickly replenish water everywhere！ COMFORTABLE AND BREATHABLE:Our Hydration Pack is ergonomic and uses a professional carrying system.The back part is Ergonomic designed according to the wide back and physiological curve, to make the center of gravity is close to the back to reduce gravity.The back board uses thickening foam to hollow out and breathable, effectively reducing shoulder and neck pain during long time hiking. HUMANIZED DESIGN：1.Night reflective stripes on the backpack and taillight belt(not include taillight) provide additional safety and more fashionable.2.Both sides of the shoulder strap are provided with water outlet and hose clamp to facilitate drinking, extreme convenience design.3.The waist packs on both sides are fitted to hold some daily items.