Frieling USA Black Cube Hybrid Stainless/Nonstick Cookware Tempered Glass Lid, 9 1/2-Inch Diameter High quality tempered glass lid with full silicone rim; fits most 9.5-inch (24 cm) cookware Features a silicone rim for secure fit Adjustable vented knob on top allows control of steam release Part of the Black Cube hybrid stainless/nonstick cookware collection; includes fry pan, saucepan, chef's pan, casserole, deep saute pan, wok Tempered glass for added strength; oven safe; dishwasher safe