Description:Designed for dental use only.Features:It's designed for working with root canal files.Medical grade rubber material safe to use.Non-toxic and odorless easy to handle.100PCS are included in a pack.It will help dentists a lot.Specification:Type: Dental SuppliesMaterial: RubberQuantity: 100PCSColor: Red Purple Blue Yellow (Optional)Package Size: Approx. 6 * 5 * 0.5cm / 2.36 * 1.97 * 0.2inPackage Weight: Approx. 3g / 0.006ozPackage List:100 * Root Canal Files Stopper