LOTS OF STORAGE SPACE&POCKETS:One spacious packing compartment roomy for daily neceities,tech electronics acceories. Front compartment with many pockets, pen pockets and key fob hook, makes your items organized and easier to findCOMFY&STURDY: Comfortable soft padded back design with thick but soft multi-panel ventilated padding, gives you maximum back support. Breathable and adjustable shoulder straps relieve the stre of shoulder. Foam padded top handle for a long time carry onFUNCTIONAL&SAFE: A luggage strap allows backpack fit on luggage/suitcase, slide over the luggage upright handle tube for easier carrying.DURABLE MATERIAL&SOLID: Made of Water Resistant and Durable Polyester Fabric with metal zippers. Ensure a secure & long-lasting usage everyday & weekend.Serve you well as profeional office work bag, back to college backpacks.Item:Outdoor Foldable BackpackMaterial:NylonColor:Dark Grey,Green,Red,Black,Light Grey,BlueExpanded size: 46*26*15cm/18.1*10.2*5.9inFolded size: 22*20*3cm/8.7*7.9*1.2inBrand Name: BonytainPacking List:1 Pc BagNote:1.Please allow 0-3mm error due to manual measurements.2.Slight color difference is allowed due to different lights and monitors,hope you can understand,thank you!