High-quality printing focuses attention on your documents. High tech, hot melt adhesive technology keeps the Packing List Envelope in place even through a wide range of temperatures and conditions. Specification 1 Top Layer - Clear LDPE 45 micron Bottom Layer - Clear LDPE 30 micron Adhesive - 25 - 28gsm Hot melt Release Paper - 45 - 50gsm Kraft (white) With full-face silicone coating Specification 2 Top Layer - Clear LDPE 55 micron Bottom Layer - Clear LDPE 45 micron Adhesive - 28 - 30gsm Hot melt Release Paper - 70gsm Kraft (white) With full-face silicone coating Packing dimensions: 24X14X11CM