These durable Tower Freedom Glass lids feature a silicone edge design to securely fit on the pan rims, with steam release vents allowing for an outlet for high pressured steam whilst cooking. The lid more→s are designed with an indentation gap for securing on a handle attachment, and are dishwasher and oven safe up to 210°C for added convenience. Features and Benefits High-Quality - The high-quality glass lids are robust and secure, able to withstand oven temperatures of up to 210°C. Practical and Convenient - Featuring a space efficient indentation gap and a steam release vent, the lids are highly efficient and practical. Specifications Guarantee: 1-Year Wipe Clean Only