Hydration Backpack Hydration Belt Hydration Pack Running Vest for Outdoor Trail Marathon Hiking

[Breathable] This hydration backpack is made of nylon and polyester mesh for light weight, comfort, and durability. The mesh shoulder straps and side panels help wick away sweat.\n\n[Comfort] Wide, breathable shoulder straps distribute weight effectively and provide maximum support while minimizing pressure. Four adjustable shoulder straps allow you to adjust the fit for a perfect fit.\n\n[Multiple Pockets] This hydration backpack has multiple pockets to easily carry most essential items, such as a water bottle, phone, keys, and snacks.\n\n[Uses] This running vest is ideal for jogging, running, marathon, hiking, mountaineering, cycling, and more.