Approximate Size; Diameter 8.5 cm, Height 7 cm This bowl is made of Sweet Chestnut From South West England. Finished with Urushi Lacquer with Sabi texture outside. Please note; this item is a natural product, please avoid storing in sunlight and heat. Not suitable for dishwasher or microwave. Please use soapy water and a soft sponge to clean. Do not soak for long periods of time.