Base Type: Clip-on Mono BaseBase Size: 5'' X 6''Hair Length: 16",18'', 20''Hair Density: 130%Hair Color: Natural Black, #613Hair Wave: Natural StraightHair Direction: FreestyleHair Type: 100% Human Virgin Hair This women’s mono hairpiece is easy to attach and remove, for women with sparse or thinning hair that want a sturdy yet natural wig appearance.