Laser Safe Materials In general, organic products like wood, cardboard, leather, can be cut and engraved.  Additionally, acrylic plastics can be cut and engraved.  Many harder materials like stone, ceramic & glass can be engraved but not cut. If you are not sure PLEASE ASK staff! DO NOT CUT any material that you are not sure if it is safe!!! APPROVED LIST: Wood Plywood Cardboard: try to remove any tape before cutting Acrylic (Plexiglass) both cast and extruded acrylic are ok, but cast seems to engrave nicer Most fabrics (as long as it doesn't have vinyl or metals in it) Leather (veggie tanned only) EVA Foam (closed cell foam) an example is garage floor relief mats Glass (engrave only) Marble (engrave only) Ceramics (engrave only) Tile (engrave only) DO NOT Cut or Engrave PVC!!!!!! Anything with vinyl in it Anything made from petrochemicals (made from oil) Resin Fiberglass Polycarbonate (Lexan) Circuit Boards Foam Core Boards Approved with Extra Care Cedar & Teak (oily woods like these create excessive smoke which can damage the laser. OK to cut but requires frequent lens cleaning.