They come in two set and in colours ( Red,Black).  The smaller lid fits most small saucepans and fry pans up to 9” in diameter, while the larger lid fits most fry pans from 10” -12”. Silicon knobs make it easy to grip the lids and silicon rims are gentle on your cookware. The heat and shatter resistant glass lids features a convenient steam vent, and can be used in the oven up to 350F Plus the cookware is easy to clean.