Running Marathon Hydration Backpacks

The ergonomic designed Vest-Shaped Bag coming with an adjustable waist strap and high elastic chest strap, two sizes for your option. This Marathon Hydration Backpack can be used for more than just hiking. Marathoner Hydro Backpack is great for almost all outdoor activities like running, riding, camping, marathon, etc. Our Nylon Hydration Backpack weighs 0.55 pounds and is super light, reducing much of the load during the trip. When it comes to hiking, the shorter you plan to spend on the trail, the lighter pack you'll need. Functional Running Vest came with ultralight elastic nylon cloth, polyester, breathable mesh back, and shoulder strap, the product devotes itself to an effective helper, not only comfortable but durable. The large-capacity design allows you to fill your helmet in easily. Features: Designed with 6 exterior pockets, you can store all tiny items such as a vacuum cup, keys, phone, and cash, etc. The maximum loading weight is 22.05 pounds, with two side pockets for eve