Top Billing 12 " by Raquel Welch is a clip-in hair heat synthetic topper that 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 Billing is created with a lace front for off the face styling and monofilament top which resembles the most realistic hairline and enables parting versatility.