The Campmor Ultralite 8 in. x 18 in. Stuff Bag is super strong and incredibly light. These stuff bags are almost 1/2 the weight of traditional nylon bags. Made of 1.3 oz. silicone impregnated ripstop nylon with double stitched seams and nylon webbing handle on the bottom.Half the weight of a traditional nylon stuff sack. Ultralight sil/nylon 1.3 oz. silicone impregnated ripstop nylon. Double stitched seams for durability. Nylon webbing handle on the bottom. Drawstring closure with cord lock. Wt. 0.9 oz. Size: 8" x 18". Made in USA.