Le Creuset Stoneware Napkin Holder, Caribbean Stoneware maintains even temperatures and prevents scorching Unmatched thermal resistance - safe for freezer, microwave, oven, broiler and dishwasher Dense stoneware blocks moisture absorption to prevent cracking, crazing and rippling Impermeable exterior enamel resists scratches and stains, and is safe for cutting on with knives Nearly-nonstick glazed interior easily releases foods for quick cleanup