Ideal bowl for Matcher - 18.5 ounce/ 540ml, diameter 11.8cm, height 8cm - ideal size for whisking matcher or used as salad / soup bowl. Nice Design- Double walled design and smooth bowl rim gives cool sense of seeing the drink or food float in the mid air. Temperature Resistant- -20 to 150 centi-degree; Double Walled Glass bowl design make it heat insulated, Keep your fingers safe and your food/ drink warm. Microwave and Dishwasher Safe - Scratch resistant, durable and safe for microwave and dishwasher! ZENRC double walled glass bowl was made of 3.3 Borosilicate glass which is BPA free, Lead- free, 100% recyclable and healthy, super easy to clean!