Glowforge Proofgrade Walnut Hardwood brings you the ideal material for use with your Glowforge Plus or Glowforge Pro machine. Its great for crafting desktop accessories, gifts and more, as well as being used to contrast lighter wood to decorative effect.Proofgrade natural hardwoods are solid boards inspected to ensure there are no major knots or defects. The material has been selected for its strength and beauty. 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: 15.2 x 30.5cm (6 x 12 inches) Medium thickness (approx. 1/8 inches) Solid hardwood boardIdeal for use with the Glowforge machinesSafety tested for laser cutting and engraving Perfect for desktop accessories, gifts and moreGlowforge Proofgrade Walnut Hardwood 6 x 12 Inches