The quality you already know in the Duro mono prosthesis with double knot, having high durability with 100% human threads ((peeled, treated and toned) smooth and slightly wavy. The white threads are 100% synthetic, but mixed prostheses have synthetic + natural threads. Specifications Base size: 13x20 Wire length: 15 cm Frontal region: silicone Base material: Microskin (Polyurethane) and mesh (Lace Nationality: Transparent Base Thickness: There may be variations according to the manufacturing process between 0.10mm and 0.12mm, not being possible to specify after completion. Thread Density: 130% Attention: Variations are a production margin stipulated by the manufacturer, and it is not possible to identify which is thin or thick. We do not recommend cutting the base of the piece. Tips for greater durability of prosthetics: - The product has arrived at your home, look for a professional specialized in prosthetics to place and cut the piece - Perform your maintenance periodically every 15 days - We recommend using a hairdryer at a maximum temperature of 150°C