MACO Sugarcane Laser/Ink Jet/Copier White Shipping Labels are 100% TREE FREE! These labels are even more environmentally-friendly than recycled wood paper pulp. The bright white label stock is made with 100% sugarcane bagasse (pre-consumer) and other renewable agricultural waste. Labels are compatible with all desktop printers and dry toner copiers and are guaranteed not to jam. Label size: 3-1/3 x 4 inches. 6 per sheet, 600 labels per box. MACO has been providing quality products to the business community since 1916. Their office products truly offer a blank canvas for creative business solutions.