Protects against food splatter while cooking and keeps food warm after cooking Fits dinner plates up to 10 inches in diameter, cover interior dimension 10.25 inch diameter and exterior dimension 11 inch diameter, Dishwasher use is not recommended, as it may discolor or warp the product. BPA and melamine free plastic; do not use under the broiler or on stovetop burners Dishwasher use not recommended Made in the USA