Sea to Summit TravellingLight Laundry Bag Mesh front and back panels for breathability Easy-to-use double drawstring closure with Hypalon grab tags Super light, strong and water-resistant Ultra-Sil fabric made with Cordura yarn Packs flat for storage Laundry Bag 15" x 12" x 6" 2.8 oz / 80 g water-resistant products (such as the Ultra-Sil Stuff Sacks) are siliconized on both sides for ultimate packability waterproof products (such as the UltraSil Dry Sack are) siliconized on the outside and PU-coated on the inside to allow seam taping.