Water Brush to dissolve watercolour & water soluble colouring pencils. 
 
How to use: 
Fill with water & squeee lightly to activate water flow
Control water by lightly holding the water brush while sweeping over the dry watercolour palettes or by dissolving the coloured areas
Wipe dry on a tissue
Rinse between colours
 
We recommend that you store it empty when not in use.