The Cuisine::pro® STONE™ 4 Qt Multicooker is versatile enough for simmering, sautéing, or boiling in one energy-efficient vessel. Body construction: Cast aluminum. Cooking surface: Stone-like triple-layer non-stick. Suitable for gas, electric, ceramic, glass and induction cooktops. Oven safe: body to 356°F (180°C); glass lid to 356°F (180°C). Dishwasher safe. Hand washing with mild soap and warm water is recommended to keep the surface in good condition. Backed by the Cuisine::pro lifetime warranty. Recommended uses: General Cooking.