Hey Dude slip on shoes with hairdresser designs

These aren't perfect, few minor stains, there isn't a size visible, however, I am giving measurements and believe they are either an 11 or 12, I am listing them as an eleven and a half, please refer to measurements.The length from toe to back of sole is 12 inches, withth of sole at the widest part is four and one eighth inches. Feel free to ask questions.