The Radiance is a full cap design with a 1/2 inch lace French lace front. It features the non-slip silicone base behind the hair line and around the perimeter for a no-adhesive wear option. The system will actually stay in place against clean skin, so it is suitable for those suffering from total alopecia or alopecia universalis. The fine mono filiment center and back areas complete the light design of this very comfortable and natural looking system. A very popular, comfortable and natural looking hair system.