Virtually unbreakable polycarbonate remains cool to the touch for efficient handling.Lids and containers are dishwasher safe for easy cleaning.Temperature range from -40?C to 100?C.Polycarbonate material is dishwasher safe and pans have been designed to drip dry quickly.Containers are lightweight and stackable.Product Details- Dimensions: 176(W) x 108(D)mm- Material: Polycarbonate- Lightweight plastic remains cool to the touch- Clear- Lids and containers are dishwasher safe.- Temperature range from -40?C to 100?C.