Like A first study making use of life-sized 3D models of erect penises to investigate preferences, some limitations exist. Models were not perfectly ecologically valid. They were blue to attenuate racial skin-color cues. They were made with rigid, odorless plastic. They were a simplified dome-on-cylinder form somewhat than realistically https://badguy.cyou/news/shaved/the_one_with_free_porn.html