TukTek 10 Piece Glass Cooking & Storage Bowl Set for Snacks & Vegetables with Lids Freezer, Microwave and Dishwasher safe. Great for prepping and cooking. Lids snap tightly on bowls. Makes a great way to carry lunch to work or serving and storing snacks and leftovers.. 1-5oz Bowl, 1-7oz Bowl, 1-12oz Bowl, 1-17oz Bowl, 1-30oz Bowl and 5 Lids Bowls stack on top of each other reducing storage space used. Makes a great gift for chefs or anyone to add to their kitchen.