Plastics 2000 Lexan Sheet - Polycarbonate - .030" - 1/32" Thick, Clear, 12" x 12" Nominal Clear protetive film on **BOTH** sides of sheet. One side has printing. The other side is clear / frosted and hard to see. Lexan is one of the manufactures of the material type Ploycarbonate High/Low Temperature Resistance Thermoformable Brand Names For Polycabonate: Lexan, Perspex, Makrolon, Tuffak, Spartech