Description: Lightweight and PortableThe packable backpack is designed with folding ,storage space is not occupied,which can bring you much convenience.This lightweight backpack is so light that can be suitable to put it in the pocket when going out. Breathable and Adjustable Belt The shoulder belt of backpack are made of mesh breathable material,effective ventilation and perspiration keeping the shoulder dry.The adjustable shoulder strap avoids too much pressure on your shoulders,and make your travel more comfortable. Waterproof and DurableThe foldable backpack is made of High-density nylon fabric,with wear-resistant waterproof features,to protect the safety of items in the bag. Practical and ConvenientThe strong buckle of shoulder strap,which can adjustable length according to height.Besides,this backpack provides enough space for outdoor travel,camping,hiking,day trips and shopping. Large CapacityThis compact backpack has internal large capacity space,provides enough space for laptops,books,etc. How to Fold: 1.Pave the backside of the backpack up. 2.Fold the left side in half to the center. 3.Fold the right side in half to the middle. 4.Roll up the bottom. 5.Put it into a storage bag. Specification: Material: nylon Color: black Feature: waterproof,foldable Size(approx.): (H x L x W) 42 x 28 x 20cm/16.54 x 11.02 x 7.87inch Package Included: 1 PC x Foldable Backpack 1 PC x Storage Bag Note: 1.Due to the light and screen difference,the items color may be slightly different from the pictures. 2.Please allow 1-2 cm differences due to manual measurement.