We have two models, low poly and high poly. Each consists of 9 separate objects: frame of glasses, left bracket, right bracket, left lens, right lens, left screw, right screw, left nut, right nut. PBR-texture 2048x2048: base color, metallic, roughness, normals, occlusoin. There is a template (unwrap UVW), and you can easily change the colors in the Photoshop. Has real dimensions for a person.