Optically true glass, with scratch-resistant copper back silvering. Additional Info: Optically true glass, with scratch-resistant copper back silvering. Package Size(L x W x H): 2.5 X 2.5 X 1 (IN) Categories: Optics, Mirrors HTS Code: 9001.90.6000 UNSPSC: 3.12417e+007 Country Of Origin: INDIA