Boilover Guard Sold in pack of 6 – 3 cream, 3 blue classic neutral colours; Brand: ZEAL; Size: 37 x 28 x 3.5cm; Fits onto 6-10”/15-25cm pans, silicone material won’t scratch non-stick pans When hot water boils up onto this unique silicone ring, it cools and runs back down, preventing the pan from boiling over Withstands high temperature (600°F, 315°C) Non-absorbent silicone material will not retain odours or flavours, dishwasher safe