The economical 624 trainer from New Balance has white leather uppers, shock-absorbing Abzorb® underfoot, flexible injection-molded EVA midsole, internal shank and non-marking rubber outsole. MX-001 last. Men's sizes 7–13, 14, 15, 16, 17, 18 in 4E and 6E, plus sizes 19 and 20 in 4E.