The High Temperature Gasket Kit, suitable for the Extra Large and Large EGG, can be used to replace your worn out gasket. The heat sealing gasket on your EGG is designed to prevent temperature loss and is made to last for years under normal operating use. However, if your gasket does start to show signs of excessive wear and tear, it can be easily replaced with this Gasket Kit. The kits are easy to use, self-adhesive and the new design has an increased temperature efficiency and can now withstand temperatures of up to approximately 500˚C.