Feather touch tattoo also known as Feather Stroke tattoo, Feathering, 3D Brows or microblading is a manual method of implementing pigment in hair like strokes into the dermis to create fuller looking brows or define the brow shape. It is a semi-permanent eyebrow tattoo. It lasts 1-3 years and is a two part process, which consists of the initial session then a follow up 4-6 weeks later.