4mm multi-directional lugs for traction Stability shank delivers lightweight support KonnectFit heel-capture system for a locked-in feel Performance mesh upper with overlays for a lightweight support KEEN.ALL-TERRAIN rubber outsole for higher-traction grip Low-density EVA midsole caters to a woman's foot Breathable mesh lining Removable, dual-density EVA footbed with arch support for long-lasting comfort KEEN.Dry A proprietary waterproof, breathable membrane that lets vapor out without letting water in. Best Use:   Hiking Upper:   Mesh Lining:   Mesh Midsole:   EVA Outsole:   Rubber