Glowforge Proofgrade Essentials Bundle brings together a collection of Proofgrade materials designed for use with all Glowforge printers. Achieve perfect prints every time with the contents of this bundle. The bundle features three 12x 12sheets of Eco Iron-On in white, plus one each in red, green and blue. Youll also have a 12x 12Eco Thin Acrylic sheet in black, red and green, as well as a sheet of 6x 12maple medium hardwood and 6x 12medium red oak hardwood. Finally, the set comes with $50 credit for digital designs. Each sheet comes with a protective coating for sharp, clean prints. 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: 30.5 x 30cm (12 x 12 inches) 12 piecesIncludes six sheets of iron-on, three sheets of acrylic, two wooden sheets and $50 gift certificateProtec