a 4k realism 3D model of a cheerful, bearded cartoon character in T-pose with a hat, overalls, and boots. Capture the character’s rounded features, detailed beard, expressive face with rosy cheeks, and accessory details like a belt, pouch, and tools. Emphasize the stylized proportions, soft textures, and vibrant colors. Ensure a polished, ultra-realistic rendering while maintaining the character's playful and approachable design."