KitchenAid Gourmet Reserved Hard Anodized 2-1/2- Cups Butter Warmer Hard-anodized aluminum for those who demand long-term durability and fast, even heat distribution Cast stainless steel handles provide a confident grip - oven safe to 500 F Three-layer nonstick system offers outstanding food release and the finest scratch resistance technology Hassle-Free Replacement Warranty Covered by KitchenAid's Hassle-Free Replacement Warranty