Never short on ideas, BIRKENSTOCK has designed an innovative pair of clogs: the Boston! Nothing is left to chance, as evidenced by its leather (%) upper and synthetic (%) sole. Your feet will thank you in these stylish clogs! With no false notes, BIRKENSTOCK relies on leather (%) for the upper and leather (%) for the insole. Say goodbye to the country look: with these features, this pair is as stylish as ever!