HEXIN Waterproof Rated 20L/33L Lightweight Foldable Backpack Hiking Daypack DURABLE. HEXIN backpack is made with high quality water and tear resistant Nylon material, make it thin is to make it lightweight, but it is really durable. Durable two-way abrasion resistant YKK metal zipper on the surface of the backpack. Most important points are reinforced with bar tacking for increased longevity. You can use for several years. LIGHTWEIGHT and BIG ROOMY. Greatly save space.Many compartments pockets for storage-avoid extra fees. In additions, there are 2 SMALL POCKETS on the ADJUSTABLE STRAPS, which can hold little things such like phone(smaller than 5"),keys,frame of glasses,pens and so on. COMFORTABLE and CONVENIENT to CARRY. We have 20 years of experience makes the Most Comfortable Wide Breathable Mesh Shoulder Straps.Easy to Adjust the length and lock firmly.Simply fold or unfold from your luggage. COMPACT. Folds into zippered inner pocket to fit anywhere. Unfolds from pocket to backpack.This backpack is perfect for day-to-day use or occasional travel, and great gift for everyone.Everyone deserves to have a backpack on every trip. ATTENTION PLS: To ensure the quality,please note that our brand. This items ONLY fulfilled by Amazon and seller "HEXIN"store.If offered by other sellers in this listing will be different item.