Set-up Tray Flat Size B (Ritter) - Yellow, Plastic, 13-3/8" X 9-5/8" X 7/8". Enhance your dental practice with our yellow Set-Up Plastic Flat Trays, model 108137. Ideal for organizing instruments and materials during procedures, these trays feature a spacious flat surface for easy access.With a non-slip design and compartments for efficient storage, they ensure a hygienic, organized workspace while being cost-effective. Perfect for various dental applications!