Hair In by Ellen Wille are 100% human hair clip in hair extensions that are incredibly easy to attach with a look that is completely natural. This 10 piece set is perfect if you are wanting longer hair, or if you want to add more volume to make your hair look thicker. The hair measures 18" in length and will easily turn any hairstyle into a beautiful, natural looking creation. Simply attach the pressure sensitive clips to your own hair for a secure fit. Hair In is part of the Ellen Wille Power Pieces Collection.