Designed to be the most rigid available. Its "crystal cap" finish produces a china-like effect, while increasing the strength of the product. Sauces won't leak through its non-absorbent, cut-resistant surface. The simple, attractive design will complement any place setting. Three-Compartment Plate. Dinnerware Type: Plate; Material(s): PS - Polystyrene; Shape: Round; Diameter: 9".