From lifelike eyes and butterflies to optical illusions that trick the mind, these tattoos require exceptional skill, particularly in shading techniques, to achieve their signature depth and realism.

Whether drawing realistic or abstract subjects, an understanding of tone, the variations of light and shade, is important. A variety of pencils are required to create a tonal study. The B range is ...

tone or colour cross contour drawing - uses lines drawn across surfaces to suggest their depth and form tonal study - uses different techniques that show light and shade, for example by blending ...