Vintage wooden scrabble tiles culled from a variety of sources over the years . . . a limited number of each letter is available and they are sold by the letter. These are the traditional tiles with a varnished wood background and black letters. Tiles are made of wood and are 19 by 19 millimeters (0.75 in × 0.75 in) square and 4 mm (0.16 in) thick.