The Osprey Ultralight Raincover is designed to provide comprehensive weather protection for your pack while adding minimal weight. Constructed from durable 40D Nylon Ripstop, this cover features a full-wrap cinch attachment and secure hipbelt and harness attachments to keep the cover in place during windy conditions. It features reflective graphics for increased visibility and packs down into its own integrated storage pouch for convenient storage. Technical specifications: Weight: 0.09 kg; Material: 40D Nylon Ripstop; Size Compatibility: Large (Fits 50 - 75 Litre packs).