Lace Front Heat Defiant classic chin length bob by Jon Renau. Can be worn as it comes ready to wear or styled with heat. The SmartLace cap construction creates a perfectly natural hairline for a flawlessly beautiful look. Mono part for versatility in parting. Combines the easy wear of a synthetic with flexible styling of human hair. Heat-friendly fibers withstand up to 350 degrees, allowing you to blow dry, flat iron, crimp and curl just like natural human hair. Ultra fine denier fibers even have a true-to-life feel, making it more luxurious and realistic than any other synthetic on the market.