OSPREY Katari 3 Hydration Pack The OSPREY Katari 3.0 Hydration Pack has a high-quality, low-profile design that includes a 2.5-litre reservoir. The Osprey Hydraulics LT 2.5L reservoir stores in an external hydration compartment to protect pack contents from accidental spills. The bite valve that attaches magnetically to a sternum strap. The OSPREY Katari 3 Hydration Pack has a small zippered compartment to carry essentials. A well-ventilated mesh harness offers airflow and rolled, soft-edge shoulders provide contoured comfort and stability. The pack is ideal for any activity where hydration is a must. Technical Features Low-profile design with AirScape backpanel and rolled, soft-edged harness for maximum comfort Dedicated hydration compartment with included 2.5L reservoir Magnetic sternum strap bite valve attachment Zippered slash pocket Size - 41H X 19.0W X 15D CM Weight empty - 0.33 KG