Two main compartments, back padded zipped compartment suitable for 15.6" laptop. Two side pockets, transparent pocket for card on back. Adjustable padded shoulder straps and webbed carrying handle, chest strap, absorbent mesh padded backing. Reflective strips on three sides. Dimensions: 48H x 30W x 20Dcm (18.9H x 11.8W x 7.9D inches). Suitable for screen-printing / transfer printing or embroidery: Maximum print area: 12 x 12cm (4.7 x 4.7 inches). Capacity: 30 litres (7.9 gallons).