General Sizes available Undersize (In cms): Undersize :28 x 28, 42x42, 28 x 56, 56x56, 56x84, 56 x 112 Oversize : 30 x 30, 45x45, 30 x 60, 60x60, 60x90, 60 x 120 Thickness:10-20 mm, 20-35 mm Finish :Natural Cleft both faces , One side Honed, Both sid