Dimensions: 1,210 x 193x 12.2mm, 1210x193x8.2mm,806x124x8.2mm, 806x124x12.2mm,806x89x8.2mm Features: Abrasion: AC1,AC2,AC3,AC4 Substrate: E1/E0 White/Green HDF(900g/ m3) Profile:Half Circular arc click system