Sarana Tile lists Potters Umber as a 2" x 10" ceramic tile. In a home it suits kitchen backsplashes, powder room walls and laundry room walls. Commercially it is specified for bar backsplashes, cafe feature walls and hotel bathroom surrounds. The nominal size is 2" x 10", listed metrically as 5x25cm. It is supplied in boxes of 60 pieces covering 8.07 sq ft, a box weight of 21.54 lbs and 96 boxes to a pallet, 774.72 sq ft in total. It appears in the Sarana Volume 8 catalogue at page 152. Sarana prices it by the square foot.