Ultra-detailed 3D model of a dark brown leather biker jacket, inspired by reference image. Features realistic stitched panels, metallic zippers on chest and side pockets, and snap-button collar. Leather surface includes natural wrinkles, seams, and subtle wear on edges. Inner lining and folded collar visible with fabric contrast. Slight sheen on leather with micro surface imperfections. 8K PBR textures for leather, metal, and stitching. Clean UVs, watertight mesh. Studio lighting with soft highlights and shadow depth to enhance material richness. Ideal as clothing asset for realistic characters in games or cinematic projects.