btl exilis is long-lasting, so long as you maintain your weight with normal diet and exercise.
Sagging skin and wrinkles are significantly reduced for up to two years.
Exilis Elite is a relatively new device, but current studies show that those who had treatment over 2 years ago have been able to maintain their results. For facial treatments much depends on the way you look after your skin post-treatment. A skin regime that contains clinical active ingredients and little sun exposure will look better for longer than those using over the counter products and frequent/unprotected exposure to the sun.