This delicate hair toupee has a French lace base with PU coat on sides and back. The French lace is reinforced with stitching lines for a durability purpose. The knots are bleached well in the shown model, but it's up to you for bleaching knots or not. Indian human hair, remy hair, chinese hair and synthetic hair are available. Hair length, type, color, wave or curl are customized per your needs.