... ,opitical grade,extruded plastic sheet Product3.0mm PS sheet, white ,opal ,milky white,creamy whiteMaterialPolystyrene Conformed to ROHS 91/338/EEC, 2005 ... /84/EC,EN 71-3Thickness3.0mmColorwhite ,opal ,milky white,creamy whiteTransmittance10-50 %Size1830X1220MM (72"X48"), 2440*1220MM (96 ... polystyrene,extruded sheet,optical grade 3.0mm PS sheet, white ,opal ,milky white,creamy white