KitchenAid 4pc Meal Prep Bowl Set with Lids - Charcoal Grey This KitchenAid Meal Prep Bowl Set is ideal for prepping and storing vegetables, herbs and other ingredients before you begin cooking. This set of four prep bowls includes 1½, 2½, 3½ and 4½ cups (equivalent to 355ml, 591ml, 828ml and 1065ml sizes). The bowls come with covers so you can prep and store ingredients ahead of time, and they nest together to save space between uses. They are dishwasher-safe for easy cleanup, and microwave safe for up to five minutes. Includes 4 prep bowls with lids to preserve freshness Material Content: Plastic Ideal for both wet and dry ingredients Bowl and lids nest for convenient storage Includes: 1½, 2½, 3½ and 4½ cups sizes (equivalent to 355ml, 591ml, 828ml and 1065ml Microwave safe (up to 5 minutes) and dishwasher safe for easy cleanup Includes a Lifetime Limited Warranty and one-year hassle-free replacement KitchenAid supplies kitchen appliances and accessories for domestic use. Housewares include preparation tools designed for everyday kitchens.