Lot x 2 Dental Abrasive Strips for Polishing (finishing / polishing) Increased wear resistance, Improved grinding, High water resistance Abrasive of the yellow segment - 20 m Abrasive of the white segment - 5 m Thickness: blue segment - about 140 m, green segment - about 120 m Thickness: yellow segment - about 100 m, white segment - about 90 m