Specification Binding : Misc. Brand : American Photonics Label : American Photonics Manufacturer : American Photonics MaterialType : Si Silicone ProductGroup : Home Improvement ProductTypeName : TOOLS Publisher : American Photonics SmallImage_Height : 56 SmallImage_URL : https://m.media-amazon.com/images/I/41mMOQbT2WL._SL75_.jpg SmallImage_Width : 75 Studio : American Photonics Title : American Photonics Silicon Si Mirror 25mm (3pc) High Durability 99.7% Coating Co2 Laser