Top Trend Lace HD Straight 18″ by Jon Renau is from the Heat Defiant Topper Collection and gives you va-va-voom hair in seconds. Simply secure the six clips into your bio hair and enjoy your new look. Great for those with mid to progressive hair loss, this hair topper is designed with heat friendly synthetic fiber for versatile styling. The double monofilament top allows you to change the part, and the extended SmartLace front creates a flawless hairline. The machine-wefted back the perfect amount of coverage!