SmartLock? system features a tight, audible click closure that helps ensure maximum food freshness. Resists grease and moisture to preserve the flavor and consistency of food. Convenient food containers resist leakage. Microwaveable up to 250�F (121�C). Textured sidewalls allow for more secure handling. Conveniently stackable containers conserve storage space. Three-compartment container: 4 oz/4 oz/14 oz. Contains 40% average talc blended material. Food Container Type: Carryout; Material(s): TFPP Talc-Filled Polypropylene; Capacity (Volume): 22 oz; Color(s): White.