Hydration PackInsulated Hydration Backpack or 2L BPA Free Water Bladder and StorageHiking Backpack for RunningCyclingCamping

Polyester. Water Resistant DURABLE: Made of Water Resistant high-density polyester material. camping backpack is made of tear-resistant, water-resistant and anti-abrasion polyester fiber. All stress points are reinforced with bar tacking to increase its longevity. Breathable Mesh Padding: Stylish DayPack with the ventilated mesh padding shoulder straps and backside, breathable system and lightweight design are the perfect hiking backpack for outdoor sports. Compact Comfortable: It weighs only 310g, can easily fold into its own pocket for storage, and unfold it when you need it. Breathable mesh shoulder straps with plentiful sponge padding help relieve the stress from your shoulder. A must have for sports, hiking, camping and traveling. Large Capacity Multi Compartment Bookbag: College Backpack with 5L storage space, this backpack features with multi-compartment design. Perfect for activities like hiking, camping, climbing, traveling, cycling and other outdoors sports