Features High Quality--- 100% brand new and made with high-quality materials for durability and reliability. Enhanced Photography--- Contrastors allow you to capture photos with a black background, improving the presentation of dental images. Improved Patient Experience--- The black background obscures the inside of the mouth, making the images more presentable and comfortable for patients. Optimal Image Contrast--- These contrastors provide excellent contrast to your dental images, eliminating unnecessary elements and improving picture quality. Easy to Clean and Autoclavable--- These photography contrastors can be easily cleaned and decontaminated using any process, and they are fully autoclavable for maximum hygiene. Features: 100% brand new and high quality.Contrastors allow photos to be taken with a black background.This obscures the inside of the mouth and makes the image more presentable for patients.Very comfortable for the patient, they give contrast to your images and eliminate those elements not required in the picture.They can be cleaned and decontaminated by any process and they are fully autoclavable. Specification: Material: PVC Weight: 54~75g Color: Black Model & Size: (Optional) #C-4A: 22.5 x 6.8cm/8.86 x 2.68in #C-4B: 22.5 x 6cm/8.86 x 2.36in #C-4C: 19.7 x 8cm/7.76 x 3.15in #C-4D: 19.5 x 7cm/7.68 x 2.76in #C-2A: 15.5 x 11.3cm/6.1 x 4.45in #C-2B: 13 x 11.3cm/5.52 x 4.45in Package Includes: 1 x Dental Photography Black Background Note: 1. Please allow 1-3mm error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard. Package List