US sizing. The Dynamic Pro II Adapt shoes feature Musto's extremely comfortable Dynamic Fit. The outer TPU material provides lateral support, and the heel area offers extra shock absorption. The laces are elastic, making the shoes easy to slip on and off without the need to tie or untie them. - Quick-drying mesh material - GripDeck outsole material offers good grip and doesn't leave streaks on the deck - GripFlex tread pattern - EVA midsole - XPL construction allows water to drain out of the shoes