Glowforge Proofgrade Green Acrylic brings you the ideal material for use with your Glowforge machine. Start experimenting with laser cutting and engraving with this high-gloss acrylic. This custom-cast acrylic is fully opaque with a glossy finish. Proofgrade Acrylic is waterproof, stronger than glass, works with superglue, and can be heated and moulded into different shapes. The Proofgrade collection is specially designed and safety tested for laser cutting and engraving. Proofgrade materials are formulated for use with the Glowforge 3D laser printers and are outstanding for any CO2 laser cutter or laser engraver.Size: 31 x 31cm (12.2 x 12.2 inches) 2mm thicknessHigh-gloss, lustrous finishProvides smooth, polished cutsIdeal for use with the Glowforge machinesSafety tested for laser cutting and engravingGlowforge Proofgrade Green Acrylic 12 x 12 Inches