Germany Stoneline 24cm (9.6 inch) deluxe temper proof glass lid, will fit other brands Genuine Germany Stoneline glass lid for the 24cm (9.6") fry pan and saute pan. It is made by temper proof glass which is around 17 times stronger than standard glass. The hardness is similar to the car windows. Metal rim for durability. Steam vent hole for venting steam. It will work with all other brands of cookwares as long as their diameter is 24 cm or 9.6 inch.