Double Integrated Label (D3) Also known as Double Integrated Label Style B, 13687 D3 Integrated labels, has double integrated labels, used for postage paid courier stamp , a returns delivery addresses labels or an address font to be slightly larger than normal size. Leading Power Bond hot melt adhesive with a quick release label ensures the fastest integrated label application, Fast Pack with our label paper. Bright White 90gsm laser guaranteed paper Our product is 100% recyclable, made from fibres that can be recycled Reduced toner usage paper Highest Quality