These threads have threads in a longer absorption time as a PDO. They offer a long-term Support as they stimulate the production of collagen over an extended period of time. PCL filaments are particularly suitable for deep wrinkles or Skin atony. PCL-yarns or threads from a combination of materials including PCL have become in the last years, becoming more and more popular. You can stay for more than 2 years in the body and are eliminated in our skin in naturally occurring substances. Due to the length of the collagen stimulation, you are in threads more powerful threads as a PDO or PLLA. The best firming and tightening of the jaw, the nose, tightening and replacement of the mid-face fabric. The slower degradation rate of the PCL threads makes them ideal to achieve a longer-lasting result. It is also known that the PCL stimulated compared to the PDO or PLLA collagen production is very strong. Once dissolved, the Material, it breaks down into non-toxic substances, and even after the thread has been resolved, the final effect is the production of collagen for up to a year.