For such delicate and most loaded areas of the body, there is nothing better than local protection with durable polyurethane, and the high-quality material, thanks to its transparent glossy glue, will completely cover and visually remove the existing cobweb without additional polishing of the varnish. Qualified craftsmen cut these small elements using a precise plotter for a specific car model, so the film fits inside the handle cup completely imperceptibly, repeating all its bends and creating a reliable barrier against any mechanical contacts. The same applies to the internal thresholds, which suffer from shoes every day: an elastic polyurethane layer with a thickness of almost 200 microns is simply impossible to pierce with heels or scratch with sand, and during the upcoming sale of the car you will remove this protection in five minutes, demonstrating to the buyer the perfect factory condition of the paintwork. To learn more about jewelry gluing of small risk areas, including door edges and the trunk loading area, as well as to see the warranty terms for professional materials, study the information on https://autobodylab.com/services/ppf/, where similar cases of operational protection are analyzed in detail. I myself always roll up these places on each of my new cars, and it really saves from everyday household pain - no more nerves because of long nails of passengers or children's shoes on the thresholds, the body always looks neat, expensive and crystal clean!