Granite Gear Air Zipsack Ultralight Zippered Pouch See-thru Sil-Nylon fabric allows you to see what's inside. Zippered access allows fast loading and secure storage Convenient haul loops for grabbing and hanging Square shape stacks great inside your pack 5L: 1oz 8 x 5 x 4"; 9L: 1.2oz 10 x 6 x 4"; 12L: 1.4oz 12 x 7 x 6"; 16L: 1.7oz 14 x 8 x 7"