These sandals are older versions of the sandals. They are all fully functional. These sandals have been made in the adult Keota style with the webbing strap between the toes and the bungee on the top of the foot. They are all sold "as is" and returns will not be accepted. Exchanges can be made within 30 days if the sandals are in new condition. Our free exchange policy does not apply to closeout shoes and sandals.