High quality PVC binding cover:Introduction:1) Thickness: 100MIC - 350MIC2) Size: A3-420297mm, A4-210297mm, or according to customers' requests.2) Colors available: clear, transparent or opaque colors: blue, green, brown, yellow, red, white, black, etc.3) Used for stationery packing such as notebook cover.4) Environmental friendly, no smell and non-toxic.5) Characteristic: This product is heat-resistant, tough and stable.Inner packing:1)100pcs/opp bag with or without color page2)100pcs/inner white box or color boxOuter packing:A4: 10 or 20 bags/cartonA3: 5 0r 10 bags/carton