Top Coverage Wavy 18" by Jon Renau is a clip-in hair synthetic topper is designed to integrate naturally and easily with clips into your own hair. It is worn over the part of your existing hair adding volume and length. Ideal for medical crown hair loss or thinning. Top Coverage is enforced with a lace front for off the face styling and a single monofilament top that resembles the most realistic hairline and enables parting versatility and multi-directional styling. The premium synthetic fiber obtained mimics the appearance and movement of natural hair.