Leather. Hand Wash. Please note that the leather used in crafting this bag is a natural cowhide that is minimally treated. As a result each bag will be slightly different and have its own unique characteristics. You may notice some imperfections and color variations in the leather.. Organizer under front flap holds your business essentials. Removable, adjustable padded shoulder strap. Fits up to 15.6 inch laptops. Overall Dimensions: 16"X 12"X 4.5". Organizer under front flap for business essentials. Rear compartment provides ample room for files. Removable, adjustable padded shoulder strap. Fits up to 15.6 inch laptops.