An extra-fine tipped synthetic fibre brush that delivers a precise, firm, even stroke with which to line the eyes. Use with liquid or cream products. The whole brush length: 13.5cm(5.4inch) The brushes are hand-made by over 3 years experiences workers. Every single hair is picked up by hand and diameter no more than 0.07mm, so it won't hurt your skin at all only leaves you soft feeling.