... 230g/sm thinkness: 2-20mm size:4'x8,5'X10' paper ps foam board paper Size:A4, 580x880mm,700x1000mm ,1220x2440mm ... Light-weight.2. sound insulation, heat insulation .3. weather proof.4. easy to clean and maintain. Application:1. Advertisement: exhibition ... & display, printing, silk screen printing,engraving materials, sign board, etc.2. Furniture office furniture, cabinet, bath cabinet, etc. ...