U.S. Nails is a professional nail salon chain operating in multiple cities across Germany including Düsseldorf, Dortmund, Köln, Stuttgart, and Weiterstadt since 2005. They offer various nail treatments such as manicures, nail modeling (Modellage), Shellac (long-lasting nail polish), and Great Lashes eyelash extensions. The company emphasizes quality, customer satisfaction, and uses high-quality materials like UV-Gel and Powder-UV-Gel for nail services. Their services focus on natural beauty, nail strengthening, lasting brilliance, and creative nail designs. U.S. Nails guarantees quality with a 7-day repair warranty on nail modeling services. Payment options are cash, card, or credit card at their salons, with no online prepayment accepted.