https://www.uline.com/BL_4690/Hydration-Pack
Instant hands-free hydration during any hike or outdoor adventure.
Lightweight, low-profile design. Weighs 5 1⁄2 lbs. when full.
Convenient "bite and sip" valve.
Durable polyester construction. Exterior zip and mesh pockets.
Adjustable shoulder, chest and waist straps.