These noodle bowls are stackable and DON'T take up a lot of space in your cupboard. Easy to clean, simple soap and hot water wash or dishwasher. These ceramic bowls are made with high quality and durable food grade ceramic able to withstand high and low temperatures safely in the oven, microwave, dishwasher or freezer. These colorful bowls for kitchen made of durable high fired porcelain, which offers reliable strength and durability, the texture of bowl is smooth and anti scratch, Cadmium and Lead free, Non toxic. The eco friendly ceramic is 100% BPA free and odorless. No plastics and harmful chemical materials, very healthy ceramic bowls for you and your family.