MOUNTAINTOP Hydration Backpack Helmet Running Outdoor Recreation and Camping & Hiking Review

🚴【Highly Practicality】:This cycling backpack is 18.1×9.3×5.7 IN, with capacity of 15L, which is made of highly water-resistant polyester fabric, with YKK zippers, which provides strength and long-lasting performance. Ultra-light, only 660g (1.46lbs), idea for the max support and mini burden. 🚴【Multi-Functional Storage】:Backpack for water have 1 main compartment for 2 liter bladder (bladder not included), a quick access front pocket with zippers, 1 helmet pockets can easily and securely carries bicycle helmets, 2 side pockets and lots of compartments meet rider need. 🚴【Comfortable and Breathable】: Breathable Mesh padding for relieving fatigue and ventilation that makes running backpack perfect for men and women, becasuse of adjustable chest strap / hip belt, the backpack not only can perfectly fit our back, but can be also fixed well even if you are driving fast or on bumps. 🚴【Safety Guarantee】Reflective strips on the front of the water backpack increase visibility and safety when walking or cycling at night. In addition, the connection of the chest strap has a lifeguard whistle that providing the most enjoyable and comfortable experience for hikers and cyclists. 🚴【Outdoor Companion】This bike backpack is perfect for cycling, hiking, climbing, biking, adventure, etc, will be a terrific companion for your all day-long or overnight hydration needs. Note: Helmet and hydration bladder not included!!!.