Backpacks Type: Softback with a Canvas material Closure Type: String with Polyester lining Capacity: 20-35 Litre or 36-55 LitreCarrying System: Arcuate Shoulder StrapExterior: Silt Pocket with a Vintage style Handle/Strap Type: Soft HandleInterior: Interior Compartment - Computer Interlayer - Interior Zipper Pocket - Interior Slot Pocket - Cell Phone PocketTechnics: Embossing