Item Description A sheet of 3mm thick opal polycarbonate makralon the panel size is 210mm x 297mm which is a4 paper size This is opal white and does let light through it is 50% light transmission Ideal for hobby and course work Acrylic is easy to cut This is supplied with the protective film on both sides which will require removing prior to use We also offer a cut to size service aswell as bespoke plastic fabrication [CLEAR A4 SIZE ACRYLIC SHEETS CLICK HERE] (http://www.ebay.co.uk/itm/1MM-1-5MM-2MM-3MM-CLEAR-PLASTIC-PERSPEX-ACRYLIC-CUT-PLEXIGLASS-SHEET-A4-SIZE-/180865707128?pt=LH_DefaultDomain_3&var=480200913664&hash=item2a1c6fac78) [FROSTED PANELS ON BUY IT NOW] (http://www.ebay.co.