Pediped FLEX Adrian Size 24

Size 24 (7.5 - 8 US) Pediped FLEX Adrian shoes. Great used condition! Colors are gray, navy blue, and red. There is some discoloration on the bottom of the toes, please see pictures! This is not noticeable while shoes are being worn, we wore them like this the entire time that they were in use! (Not sure what discoloration is from)