NWT Hydration Backpack High Vis Hydro Bag Only Airflow 。Cooper hydration backpack in blue and black with 2.01-liter water pack included. Great for hiking, travel, camping, biking, festivals, or outdoor adventures. New with tags and ready for the trail. Water packer 2.0 Liters ✨ New with tags ? 30L backpack ? Includes hydration system ? Ships fast Smoke-free home • Cross-listed Keywords: hydration backpack, hiking backpack, water pack, camping backpack, Cooper backpack, hydration pack, trail gear, outdoor backpack, travel backpack, blue backpack, festival backpack, NWT gear