ITEM NAME:Dental orthodontic black background photo image contrast board dentist toME Specifications: Type: Black Background Board Color: Black Model: C-4C or C-4D random Package List: 1Pcs Black Background Board (random send) Note: Please allow 0.5-2cm differences due to manual measurement. Thank you for your kindly understanding.Type: Black Background Board. 1Pcs Black Background Board (random send). Color: Black. Model: C-4C or C-4D random. ).