Model: Ava Colour: Dark grey Fastening: zipper Storage: main pocket, inside pocket, outside pocket, laptop pocket, phone compartment, side pocket Specification: snap hook for keys Laptop pocket: 15" diagonal Dimensions: 37 cm x 30 cm x 13 cm Volume: 14 l A4 format: fits Material properties: water-repellent Material Type: Synthetic Material:  Material 1 - 100% nylon lining - 100% polyester