Freeknight Durable Packable Handy Lightweight Travel Waterproof Backpack Daypack+Lifetime Warranty LIGHT WEIGHT (7oz) and Roomy (20L/32L). Perfect for day trips, vacation, travel, day hikes, school, camping and shopping. Dimensions:15.7x9.8x4.7 inches(20L)/19x12.6x5.9 inches(32L); DURABLE. 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. 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; 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; 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.