[Lightweight and ]Weighing only 0.3 lbs, you can hardly feel weight, you can fold the lightweight bag in your pocket and unfold it when you need it.A heavy backpack is enough to tire you out, let alone do other things.[Waterproof]This lightweight hiking backpack is made of waterproof and zipper.Effectively prevent rainwater from the mobile phone, cash or books and other items in the backpack.[Durable]Tear-resistant nylon will effectively prevent branches, from scratching the bag, keys and other products can also be safely placed inside.All stitches are reinforced for long-term use.[Multi-]This foldable backpack can carry essentials such as daily clothes, water bottles and snacks while keeping things organized.Complete with one main zip pocket, one front zip pocket and two mesh side pockets.Backpacks are a great for outdoor travel, camping, hiking, day trips and shopping.[Dirty Resistant]Dark appearance makes your backpack more resistant to dirt, you need to maintain a clean appearance even in the outdoors, the dirt resistance makes you always look more decent.color:Gray :nylon Package Contents: 1 x backpack Only the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing.The measurement allowed error is +/- 1-3cm.