Max Extra Watercolor Pencil, Set of 36 Assorted Colors, High Quality Water Soluble Colored Pencil for Artist Sketch and Secret Garden, Tin Case (36Pcs) High Quality Water Soluble Colored Pencils can be used with a brush to achieve an unique watercolor effect Excellent solubility for a smooth, even lay down of pigmented color Make from recycle wood and non-toxic pigment, harmless for kids and adults Comes with tin case for good protection