40%
One Piece 18 Inch Invisible Secret Wire Crown Hair Extension
Heat-friendly synthetic fiber (Heat Resistance: 300℉-350℉ or 150-180℃).
【One-piece Extension】: No clips, no glue, no tape, which is harmless to your hair. Unlike the traditional clip in hair extensions, this one-piece halo hair extension is lighter and more comfortable without clips, and really easier to apply and remove without any extra help in a few minutes.
【Invisible Crown Wire】: An invisible wire allows the extension to lie smooth and flat on the head, making it comfortable and secure.
【Adjustable Wire】:If the size doesn't fit you, adjust it by tightening or loosening the wire. Get beauty and confidence in seconds, instant new look and no one will find your secret.