Heather by Envy features the latest in heat friendly fiber with its unique blend of 30% human hair and 70% synthetic fiber. Envyhair was developed to give a high tech alternative to human hair products. The fiber itself allows usage of most heat appliances up to 210 degrees with moisture controlled properties that will allow your style to last all day. Brush, style and comb with ease. Envyhair behaves naturally while maintaining the feel and texture of human hair. Heather is constructed with mono top, lace front and hand-tied sides and back. For a less constructed style use your favorite styling cream or pomade to add texture and a more spiky finished style .