XINhui Outdoor Sports Off road Mountaineering Backpack Soft Speed Drying Marathon Hiking Cycling Running Backpack Water Bag Backpack  (Grey)

MATERIAL: The backpack is made of nylon fabric and 3D polyester mesh, with soft edges, honeycomb mesh pads for efficient heat dissipation, breathable and dry WATER BAG: The 1.5L water bag is made of PEVA, it is easy to fold and carry, the drinking water pipe is odorless and durable ADJUSTABLE: The backpack can be adjusted to prevent shifting; Wide shoulder straps help reduce the burden on your shoulders and give you the most support and minimum load REFLECTOR: The reflective design of the front and back of the backpack can reflect intense light in a dark environment and improve the safety of night sports MULTIPOCKET: Large capacity, can hold water bottles, water bags, cell phones, keys, money, food, light jackets and other items USES: It is a good companion for outdoor sports such as trail running, marathon, adventure, running, jogging, climbing, hiking, biking, walking