Jessica Simpson Hairdo 15" Wavy Synthetic Clip In Extension Buttered Toast Jessica Simpson Hairdo 15" Wavy Clip In Extension Buttered Toast gives you bold waves and brilliant bounce. Extensions aren"t just about length anymore. Jessica Simpson Hairdo 15" Wavy Clip In Extension Buttered Toast has a modern twist on classic Hollywood glamour that lets you go from long layered hair to a short sexy look in a snap. Jessica Simpson Hairdo 15" Wavy Clip In Extension Buttered Toast is made from Kanekalon Vibralite modacrylic fiber, the finest quality synthetic fiber available. Lightweight and easy to attach, Jessica Simpson Hairdo 15" Wavy Clip In Extension Buttered Toast is virtually undectable and can be put in and taken out in a matter of minutes.