Advantage:      1. Made of high spring rubber and stick the spread cloth on the back of the rubber      2. Good Spring back capacity/ High resistance to compression        3. Convenient to stick and adhere      4. Needed for the cutting machine and the die board material       5. Durability      Specifications:      High Elastic Ejection Rubber With AdhesiveDescriptionHardnessDimension(L*W*W)ColorUnitRubber Orange 5050 degree shore A9/12*300*380mmOrange24/18 SheetRubber Green 6060 degree shore A9/12*300*380mmGreen24/18SheetRubber White 4040 degree shore A9/12*300*380mmwhite24/18 Sheet Website:http://www.bjgraphic.net