100% polyester (600D and 290D)Roll-up backpack (top opening) for laptopMain compartment with zip closureThe open bag has an extension option for increased volumeMain compartment with padded sleeve for laptop, screen up to 15.6"Inner zipped mesh pocketFront pocketPadded back with trolley sleeveOne pocket on each side (two sides)Padded adjustable shoulder straps. Carry handlesSuitable for screen printing / transfer printing or embroideryDimensions: 46/58 x 26 x 16 cm, Capacity: 18/24 litres.