... nano material.Finish: great reflection glass tile . crystal jade stone Product Description: Material:Composite (Crystal glass and Porcelain)Finish:GlassDimensions:600x600mm, 800x800mm ... .2±0.02PassedRectangularity (mm)Maximum ≤2.0≤0.3Passed micro crystal tile is good for villa, apartment, house flooring, bar,hotel ...