The Wham cuisine food boxes are Essential in all kitchens and Ideal for packed lunches and general purpose food storage. The Containers are 100% BPA Free and are manufactured in UK, so Best Quality. The Wham Cuisine range of plastic food containers have a clean sleek design and perfect for keeping food fresh. They come with a clear base and snap shut lid. The contents of the food box can be easily identified. Suitable for use in in the Refrigerator, Freezer, Dishwasher (Top Rack) and Microwave (without a lid on or with loose lids) and they are versatile and practical.