30L Small Lightweight Travel Hiking Daypack - Water Resistant Foldable Day Pack Small Lightweight BackpackOur 3 0L light weight backpacks for traveling have no back support or a padded shoulder strap included for minimal lightweight consideration. There are neither chest straps nor waist straps. But it's really breathable and the shoulder strap is adjustable, specially designed for lightweight loads. Foldable Travel DaypackIts storage pocket is a zipper pocket inside the main pocket. Unfold size: 32X16X47CM . Folded size only 17X10CM , only 200G . When it is not used, fold it into a compact pocket (sandwich size). The ultralight fold-up day pack can be stored anywhere in pockets, suitcases, luggage, handbags, car, etc. Water-Resistant Day PackOur compact folding backpack material is rip-stop nylon that will shed a bit of rain, but rain will soak in after long exposure. But they are really thin so if they do get wet they dry out fairly quickly. If you have items that you need to protect from getting wet, be sure to put them in a ziplock bag before placing them inside this backpack. All stitches are strengthened to suit long-term use. MultifunctionOne front compartments hold your tissue key or earphone. One main compartment fits your clothes and hiking essentials. Two side pockets keep your things organized and separated like 32oz water bottle or umbrella. Our portable packable hiking backpack is perfect for light hikes, walking around the city, everyday commutes, and as a carry-on for flights.