A 3D model of a tunnel ahead warning sign, featuring a red border, white background, black tunnel icon, and metal pole. It has realistic texture and detailed design, suitable for road safety warnings and traffic signage.

A 3D model of a motorcycle prohibition traffic sign, with red border, white background, black motorcycle icon, and black-and-white striped pole. Clean, warning aesthetic, low polygon count, suitable for road safety and traffic management.

A 3D model of a traffic sign, featuring a red-bordered triangular shape with a black 'X' symbol, and a high-visibility warning aesthetic. It has a low-poly design with smooth edges and is suitable for road safety visualization or traffic simulation.

A 3D model of a traffic sign, featuring red border, white background, and a black arrow, with a highly visible, regulatory style. It has clean, 3D-rendered design and is suitable for road safety and traffic direction guidance.