Item Name: Lift Thread Chin Lift Thread Face Lifting Thread Collagen Silk Thread. Material: Silk100% Brand New And High QualityColor: WhiteType: Anti-wrinkle Lift ThreadShelf life: 3 yearsFeature:1. Silk fibroin threads extracted from high purity silk fibroin threads.2. This silk fibroin has strong elasticity, good toughness, is insoluble in water, and is highly consistent with the skin fiber structure.3. It is a kind of lyase extracted from silkworm.4. The protein line is completely dissolved into a liquid state and introduced into the dermis through the instrument.5. Under the action of skin temperature, the liquid silk fibroin turns into solid silk fibroin, which firmly pulls out an elastic net on the skin and endows the skin with strong strength. Package Includes: 2 Box Anti-wrinkle Lift Thread Notice:1.1cm=10mm=0.39inch.2.Please allow 1-2mm error due to manual measurement and make sure you do not mind before ordering.3.Please understand that colors may exist chromatic aberration as the different placement of pictures. *Please make