Features & details THERMAL INSULATION: Miracol water backpack keeps your fluids cool with the inside thermal layer that lasts up to a duration of 4 hours. This is no doubt the best choice for running, hiking, cycling, biking. HIGHLY DURABLE & LIGHTWEIGHT: This hydration pack features military-grade durability which will keep the content of your backpack safe while it weights only 1 pound, definitely won't burden you in outdoors. MULTIPLE STORAGE COMPARTMENT: The insulated backpack has multiple pockets meet the need to store your various necessities. Whether sweater, cell phone or keys as well, the differently sized pockets will suit all your storage needs perfectly as required. REPLACEABLE 2L BLADDER: Comes with a 2L water bladder, which is made from EVA material and it's BPA-free, designed with an extra-wide diameter of 3.1 inches opening, it's easy for filling or cleaning. PERFECT OUTDOOR GEAR: This lightweight hydration pack is a great companion built for multipurpose activities, with comfortable and breathable adjustable shoulder/chest straps. Best value on Amazon backed by a 100% Money back guarantee with no question. duct information Item Package Dimensions L x W x H ‎16.93 x 12.17 x 3.58 inches Package Weight ‎0.71 Kilograms Item Dimensions LxWxH ‎9.5 x 2.8 x 16.5 inches Item Weight ‎24.7 Ounces Brand Name ‎MIRACOL Model Name ‎FBA_HP-1015-BL Color ‎Green Material ‎nylon Suggested Users ‎unisex Manufacturer ‎MIRACOL Part Number ‎FBA_HP-1015-BL Included Components ‎hydration bladder Outer Material ‎nylon Size ‎One Size Sport Type ‎Running, Hiking, Cycling, Biking, Camping, Climbing, Outdoor Sports. MIRACOL Hydration Backpack with 2L Water Bladder, Insulated Water Backpack Perfect Pack for Running, Hiking, Cycling, Camping OBO Amazon price: https://offerup.com/redirect/?o=aHR0cHM6Ly9hLmNvL2QvYmJsM1dlUg==