The KitchenAid 4 Piece Meal Prep Bowls Set in Charcoal Grey is a perfect solution for preparing and storing vegetables, herbs, and other ingredients before cooking. This set includes four bowls of varying sizes - 355ml, 591ml, 828ml, and 1065ml - all with lids. The bowls can be nested together to save space and come with covers for storing ingredients ahead of time. They are microwave safe for up to five minutes and dishwasher safe for easy cleaning. The KitchenAid 4 Piece Meal Prep Bowls Set comes with a one year manufacturer's guarantee.