3D Model: Ultra-realistic 3D Model Of A Standard American Traffic Sign. Include Aluminum Backing, Reflective Surface, And Printed Message Such As 'STOP', 'SPEED LIMIT 55', Or 'DO NOT ENTER'. Mounted On A Metallic Pole With Visible Bolts And Signs Of Outdoor Weathering Like Scratches, Dirt, Rust, And Sun Fading. Follows MUTCD (Manual On Uniform Traffic Control Devices) Design Standards. Accurate Scale And Proportions. Optional Environment: Roadside Gravel Or Sidewalk Base. PBR Materials, 4K Or 8K Textures, Clean Topology. No Background. Export In OBJ, GLB Or FBX Format."