Lightweight Foldable Backpack Portable Packable Backpack Outdoor Travel Camping Outdoor Backpack 20L nylon Imported High quality water resistant polyster Material,Size:15.7 x 11.8 x 7 inches. Folds into zippered inner pocket to fit anywhere. Unfolds from pocket to backpack. Must have on every trip. Duarable Abrasion Resistant YKK Zipper Avaliable. Easily pack it in your suitcase, purse or car and have an extra bag without it taking up space,Ultralight and Handy 0.45 LB wight and 22 L roomy,a true space saver,perfect for day trips,vacation,travel,day hikes,school,camping and shopping.