Metal mezuzah case, available in: 7 CM, 10 CM, 12 CM
2 models: 
1. TG-71 (7 CM: TG-71, 10 CM: TG-1010, 12 CM: TG -1210), 
2. TG-78 (7 CM: TG-78, 10 CM: TG-1011, 12 CM: TG -1211),  
see attached picture
comes in a box