The Sancha Organic Dinnerware Collection is made with eco-friendly Planta material  which are majority plant-based materials using renewable resources. This all matte collection is completely durable and shatterproof making them ideal for both indoor and outdoor entertaining.  Measurements: 8" diameter, 43oz. Set of 4 bowls. All products are completely BPA-free and food safe. CARE INSTRUCTIONS: All products are completely BPA-free, food and dishwasher safe. Not suitable for the microwave.