1 Rated Ultra Light Weight Packable Backpack Hiking Daypack Durable Light Backpacks Best Foldable Camping Bag for Men or Women Travel Biking School Airline Travel Day-pack Ultralight DURABLE. #1 Rated Lightweigh Backpack On Amazon. Made with High Quality Water and Tear Resistant Nylon material. Duarable Abrasion Resistant SBS Metal Zipper Avaliable. Reinforced more than 14 places with Bartack Process. This Bag will Last for Many Years. LIGHT WEIGHT (7 oz) and Roomy (20 Liter). Perfect for day trips, vacation, travel, day hikes, school, camping and shopping. Backpack open size: 18*12*5.5 Inch, Small Pocket size:7.8*7 Inch SMALL TILL YOU OPEN IT. Easy to folds up into small pocket (Sandwich size). You would LOVE that you can throw it in your suitcase, purse or car and have an extra bag without it taking up space. The Secret of Never Paying Overweight Baggage Fee! COMFORTABLE TO CARRY. 20+ Years Experience makes the Most Comfortable Wide Breathable Mesh Shoulder Straps. Easy to Adjust the length and lock firmly. High quality SBS Two-way zipper goes smoothly KEEP THINGS ORGANIZED. Three zippered compartments. Main pocket is Large enough to carry what you need. Outer smaller pocket great for quick access such as guide books and camera. Inner zippered pocket which doubles as the storage pouch is perfect place for valuables such as cash, credit cards and passport. Two large side mesh pockets for water bottles or umbrella