help reduce the appearance of forehead wrinkles, including the dreaded 11’s, with SiO. made of medical-grade silicone, SiO's reusable patch comfortably hugs your brow, gently compressing it to stay flat and smooth. the doctor-recommended forehead wrinkle treatment intensifies hydration and supports the skin’s ability to retain moisture, minimizing the appearance of fine lines and wrinkles. see results in just a few hours. continue to use the patches to help prevent new brow wrinkles from forming.