The Osprey Ultralight Pack Liner 30L is designed to ensure your gear remains dry and organized regardless of the weather conditions. Constructed from durable 40D Nylon Ripstop, this liner features a rectangular shape that facilitates efficient packing and eliminates wasted space inside your backpack. It is equipped with a waterproof roll-top closure and fully taped seams to provide a complete barrier against moisture. Technical specifications: Material: 40D Nylon Ripstop; Weight: 0.08 kg; Dimensions: 52cm x 28cm x 21cm; Features: Roll-top waterproof closure, waterproof coated fabric, and siliconized nylon for easy sliding into packs.