Ultherapy targets the deeper 4.5 mm SMAS layer using focused ultrasound,...

https://martinsultimatecolumns.quillnesty.com/posts/best-non-surgical-option-for-moderate-sagging-and-jowls

Ultherapy targets the deeper 4.5 mm SMAS layer using focused ultrasound, offering a natural lift that develops over 3 to 6 months