This Prestige Inspire loaf tin is made from heavy-guage carbon steel which gives excellent heat distribution. It also features an innovative non-stick system which makes food release and cleaning much easier. Key FeaturesMade from heavy gauge carbon steel for exceptional heat conductionSuperior non-stick inside and out for easy food releaseFreezer and refrigerator safeDishwasher safe and oven safe up to 240C/475F/Gas Mark 9Long lasting performance – 25 year guarantee MANUFACTURER'S CODES57906 893951