RSVP Endurance Universal Lid Set Constructed of heavy gauge 18/8 stainless steel with vented glass insert and riveted handle Fit pots and pans that range in size from 5 1/2" to 12" diameter. Dishwasher safe 9" lid - measures 9" in diameter x 1.5" h 12" lid - measures 12" in diameter x 3" h