Here is another tray that is just as original as it is fun: Le Petit Champi. Ideal for your small sections, this mushroom tray will be your ally with its handy little cap. You can customize it in 3 sections: Background Color + Lines and Borders Color + Color of the 4 circles above. 10cm wide and 11cm high for a 0.8cm border, this little mushroom will be perfect for your diamond painting.