A 3D model of a slope warning road sign, featuring a red and white triangular border, black slope pattern with "10%" text, and a road safety aesthetic. It has low polygon count and clean 3D rendering, suitable for traffic route safety information display.

A 3D model of a narrowing road warning traffic sign, featuring triangular shape, red border, white background, black narrowing symbols, and metal pole, with visible, standard warning design. Detailed 3D rendering, suitable for road safety education and navigation integration.

A 3D model of an airport warning sign, featuring a red border, white background, black aircraft symbol, and metal pole. It has a classic triangular warning design, high detail, realistic textures, suitable for roadside safety, traffic control, or 3D design assets.

A 3D model of a no entry traffic sign, featuring a circular red background with a white horizontal stripe and a worn, weathered appearance in a vintage style. It has detailed, realistic textures and is suitable for traffic simulation, education, or digital art. (Category corrected to: Traffic & Safety Signs)