Columbia Women's Packus Ridge Omni Tech Boot 100% Suede Features Omni-Tech waterproof and breathable technology; suede leather, air mesh upper, and protective toe cap; internal lining and footbed cover with Omni-Fresh featuring AgION anti-microbial treatment; gusseted tongue Durable metal hooks on upper eyestay Contour Comfort 1D footbed Full-length lasting board provides support and protection Molded nylon shank provides torsional rigidity and support