Units are one size fits all (22” circumference). Units comes with hair and frontal. It comes in straight, loose deep wave, deep wave and body wave patterns, please specificy which curl pattern you would like when ordering. Units come unbleached nor plucked. We do offer these services at an additional price. Units are 200 densities. HD Swiss lace and have adjustable straps. Hair comes in medium to dark brown color; hair can be colored.