Sarana Tile lists Cromatic Black as a 12" x 12" porcelain tile. In a home it suits kitchens, entry foyers and open-plan living areas. On commercial jobs it turns up in retail floors, restaurant dining rooms and hotel lobbies. The nominal size is 12" x 12", listed metrically as 30x30cm. It is supplied in boxes of 10 pieces covering 9.6 sq ft, a box weight of 50 lbs and 63 boxes to a pallet, 732 sq ft in total. It appears in the Sarana Volume 8 catalogue at page 60. Sarana prices it by the square foot.