This empty watercolour metal box feature two palettes with different configurations. They have a special cuvette insert and a convenient finger holder on the bottom, which makes it easy to hold your paint in one hand while working. Pans are fixed with a special method of fastening that is strong and water-resistant. They are also easy to detach; you can also use the free space for a brush, liner or pencil.This box features an additional third row of pan fastenings, which is why it can hold 21 colours. This is a great metal box for artists who want to have a wide palette of watercolours, while saving space in their bag or workspace.More on ROSA Gallery Fine Art Watercolour Paints ROSA Gallery Fine Art Watercolour Paints are made of organic gum Arabic and premium finely ground organic and inorganic pigments: produced in collaboration with professional artists. Key features include high lightfastness, high pigment concentration, clear and vibrant colours, as well as easy dilution and brushing properties. High-quality materials, a professional approach and modern specialised equipment ensure ultimate quality!