 because you want to hear bacon and eggs on your outdoor griddle, not the scraping of rust. Introducing the Weber Slate Rust Resistant Griddle. Stays ready, not rusty, with a carbon steel cooktop pre-seasoned and ready to cook on right out of the box. The Weber Slate heats evenly edge to edge up to 500 degrees. All you'll hear is the gasp of amazement from friends and family when you serve the food. Cooking with the Weber Slate Rust Resistant Griddle just sounds delicious and tastes even better.