Rupumpack Small Insulated Hydration Backpack Pack With Bpa Free 2L Water Bladder -pre-owned in excellent condition, small mark on fabric as seen in picture, no rips or tears -bladder is factory sealed and holds 2 liters, has a silicone bite valve with easily accessible ON/OFF valve ensures no leakage -insulated and keeps liquid cool up to 4 hours -Lightweight and Sturdy: Weights only 1.06 lb, made of wear-resistant nylon material. Backpack Size: 8.3 x 4 x 17.3 inches Backpack Weight: 24.7 oz Maximum Shoulder Strap Length: 29.5’’ Water Bladder Capacity: 70oz / 2L /16 x 7inches Tube Length: 39.4" Color: Blue