Premium-quality ECCO YAK leather uppers, made in our own tanneries, combine a soft feel with breathability and superb strength. Breathable and waterproof GORE-TEX construction prevents rain from getting in, while still letting the foot’s natural moisture escape. Stretchable double-layer neoprene offers soft padding for your feet. With easy flexibility, a low-to-the ground construction and anatomical last, BIOM® NATURAL MOTION® Technology makes each step more efficient. ECCO Tri-Fi-Grip™ outsole technology has three different zones for lateral stability, walking comfort, and easy rotational support. Removable for extra width, Ortholite® inlay sole cushions every step for long-lasting comfort, while antimicrobial properties keep feet fresh and cool.