The Granite Gear Air Bags are perfect for ultralight packers. Made from 30D Sil-Nylon Cordura, the Air Bags are durable and lightweight. The see-thru material of this Granite Gear bag lets you see what is inside. Fully finished seams and drawcord closures hold gear securely. Designed to fit more efficiently inside your pack, the new Block Shape fits better into the corners of your pack and stack nicely. Pack and organize your gear with the Granite Gear Air Bags.