From ECCO, the Turn GTX mens dress boot features: oiled nubuck leather upper 100% waterproof GORE-TEX® membrane lace-up closure for an adjustable fit perforated leather lining with extra padding for additional comfort and breathability removable, leather-covered inlay sole with Ecco Comfort Fibre System increases air circulation for a perfect inner climate that keeps feet fresh, clean and cool all day long direct-injected, one-component polyurethane outsole with TPU weltImported.