WalterDrake Floral Ceramic Bowls With Vented Lids - Set Of 3 Heat, store and serveall in one set! Floral ceramic bowls with vented lids feature silicone seals to keep food fresh. Simply open vent for perfect microwave cooking without splatters or sogginess. Microwave and freezer safe. Set of 3; ceramic bowls range from 8 oz. (4" diameter x 2 1/4" high) to 28 oz. (6" diameter x 3" high).