... 7mm,8mm,10mm,12mm thickness, surface, overlay, flooring board:1)Size:1215*196*7mm,1215*196*8.3mm,1215 ... surface, shine, painting surface, high shine. 3)Wear-resistant: AC1, AC2, AC3,AC4. 4)Core board: Brown /Green HDF board5) ... Click system: Single Click, Arc Click, Double Click (without glue).7)warranty time: 20 years8)Standard: EN13329, E1 Standard9 ... ,thank you! Waitting for your reply! flooring board