Belleek Pottery Ltd is a porcelain company that began trading in 1887 as the Belleek Pottery Works Company Ltd in Belleek, County Fermanagh, in what was to become Northern Ireland. The factory produces porcelain that is characterised by its thinness, slightly iridescent surface and that the body is formulated with a significant proportion of frit. Frit is a ceramic composition that has been fused, quenched to form a glass, and granulated.