Tile Size: 3" x 11 15/16"Coverage Per Box: 5.72 SQFTiles Per Box: 23Tile Thickness: 5/16" (8mm)Recommended Grout Joint: 3/16" (5mm) Refer to TCNA handbookSold in box quantities only.* Due to the variance in installation methods, grout colors, lighting, image variances and computer monitor settings; ..