Q) Is the dimension internal or external?
A) The dimensions listed here refer to the external (outer edge) dimension.
Q) How do I clean the tray?
A) You can just wipe it with a wet cloth (you don't need to wash it directly with water or soak in the water). Air dry it indoors after cleaning. Please avoid prolonged exposure to direct sun.
Q) Is it large enough to serve dinner for more than 2 persons?
A) We normally recommend it for a 2-person meal, but it can serve snacks and refreshments for a larger group.