Rowad plastic's acrylic sheet is a thermoplastic sheet with sparkling crystal clarity and outstanding surface hardness, combined with superior weather ability and good chemical resistance. Chemically this is known as polymethyl methacrylate (pmma) plastic sheets. Size As sheets Thickness(mm) 15mm Thickness(mm) 1mm Standard (mm) 2050mm &1220mm Standard (meters) 3000mm &2440mm