The Great British Bakeware Range contains a GlideX coating, which keeps it performing like new everytime. GlideX is scratch resistant, flake resistant and virtually indestructible. Tested by consumers and laboratories, GlideX outperforms all other non stick brands. Simple to rinse clean with no scrubbing required. Dishwasher and stove top safe, made in the UK and come with a 15-year guarantee.