1st Class Threads is a minimum invasive anti-aging product that allows sagging skin to be naturally lifted without cosmetic surgery. Through 1st Class Threads, not only the face, but also the neck, abdomen, inside the arm, and thighs can be effectively lifted, contoured and tightened. In addition, noticeable levels of collagen regeneration in the treatment area have been clinically demonstrated, which can help improve vitality and wrinkles on the skin. Short treatment recovery times make it easier to return to normal life, and the effect can be expected from 8 months to 1 year.