Product Name : Good Transparency 80gsm CAD Tracing Paper For Drawing 9" x 12"Substance : 55gsm, 63gsm, 73gsm, 83gsm, 93gsmSheet Size : A0 / A1 / A2 / A3 / A4 / A5 etcPackage : 500sheet / ream, 5 or 10 reams per cartonRoll size : 12inch 18inch 24inch * 50yard / 60m / 70m or customizedUsages : For schools uses and school suppliersMOQ : 50 rolls for standard size, 500rolls for special size