mandala rock painting pen dot dotting tools stencil brush set 12 pcs flat head 4mm 5mm 6mm 8mm 10mm 12mm 14mm diameter 5 stylus (set1) alt2day this kit suits for large or medium size manlada rock or art painting.</br> graduated diameters: 4mm,5mm,6mm,8mm,10mm,12mm,14mm,15mm</br>every flat head arcrylic pen is precision cut and perfect for dot painting on canvas, stones and many other surfaces.</br> easy to clean with damp kitchen paper.