Mijello Double Decker Airtight Palette 40 wells - 33.5 cm X 17.5 cm X 3 cm. An airtight palette ideal for plein air painting or painting while traveling. Includes a removable mixing tray which serves as an additional palette that stacks tightly with the base when closed. Unlike other normal palettes, it has a silicone gasket fit around the lid which makes it airtight. Prevents wet paints from leaking through