sengWare Set of 4 proGrade Mugs, Bistro

ProGrade™ Porcelain - Produced with a high gloss firing temperature over a 21 hour firing period, this superior process ensures that your sengWare absorbs virtually no moisture. All our color glazes are 100 lead free. That means every piece can withstand all the endless possibilities that you'll discover cooking, baking, serving and entertaining with sengWare. Oven, Freezer, Dishwasher & Micorwave Safe, ProGrade Porcelain is Perfect for baking and serving. Freezer to oven safe. Microwave and dishwasher safe. Durable and superb resistance to chips, stains and cracks. Crafted with lead-free glazes and natural material that bakes evenly, enhancing all natural food flavor and aroma. Simple yet functional design to allow easy food and left-over storage - even in tight spaces. Cleans beautifully and flawlessly with absolutely no hard scrubbing.