What are PDO threads PDO thread, which is a thread without a taper and therefore does not damage tissue. This is the same suture used in heart surgery and other procedures, so it is very safe. The thread is implanted into the subcutaneous skin and stimulates the production of collagen, the skin becomes firmer, elastic and moisturized. The threads will dissolve on their own within a few months, but the effects will last for 18-24 months. The thread can be used on any part of the body such as sagging face, cheeks, eyebrows to prevent bags under the eyes, sagging neck skin, fine lines, wrinkles and bust lift. Here are some models we stock: Single/single thread, tornado/tornado thread, gear thread: gear 3d 4d 6d 8d 12d, eye thread, nose thread, bevel gear thread, double needle thread, forming thread, multi thread, mesh thread and more If you need any model, please contact me! Hope you try our threads, your customers will love them. line is widely used in various parts of the body and face for skin restoration and local firming functions Single screw is a single screw, and the pdo screw is lifted to the ideal position to promote skin firmness and natural anti-wrinkle face. hydrating, wrinkle-removing, whitening, skin rejuvenation, A 2-strand spiral suture is used. It can lock the skin more tightly than ordinary screw type, and stimulate collagen twice. Cogs - COGs with 360 directional cogs act like hooks to hold the skin in place while pulling the wire. It can be applied to the face lifting area.