From Oboz, the Women's Sawtooth X Mid B-DRY Waterproof Hiking Boots feature: Oiled nubuck leather and Cordura fabric mesh upper B-DRY waterproof membrane that lets sweat escape while keeping moisture out Lace up closure with RPET Repreve laces and webbing O Fit Insole® features triple-density EVA foam for all-day comfort and support Rubber-blended adaptive foam midsole with TPU shanks Trail Tread rubber compound outsole Approx. 16.3 oz./462 grams Approx. 4.72" boot shaft height Approx. 7.87" boot shaft circumference Imported.