12 3/4" x 11 3/16" x 4" Signature Series Complete Tub keeps instruments and consumable products organized . FEATURES: Together, procedure tubs and cassettes create the most efficient and organized system for managing instruments and consumable products. The time savings achieved by using IMS (Instrument Management System) cassettes and procedure tubs will allow the staff to spend time on more value added activities in the dental office. Signature Series tubs are designed to match IMS cassette rail colors and feature Antimicrobial product protection.