Outer Material: Canvas; Inner Lining: Canvas; 1 Main Compartment; Dimensions: 54 cm x 28 cm (Length x Diameter); Volume: 40 Litres; Closure: Metallic Zip; Shoulder Strap: Removable, Adjustable; External Pockets: Patch Pocket; Internal Pockets: Oversize Zip Pocket; Feature: Sturdy Nylon Grippers; Cabin Luggage: Yes; Waterproof: Yes Dimensions : 54 cm x 28 cm x 28 cm (L x W x H)