402531, Derwent Waterbrushes, Medium Tip
This brush is both a handy water holder and brush together in an all-in-one tool that has been developed for artists to paint outdoors with ease. It is portable, leak-proof, easy to clean and refillable. It can be filled with water or ink and then used as a brush pen. The brush heads are made of synthetic nylon and will hold 10 ml. of water or liquid.