Merrell Women's Chameleon Arc 100% Leather QForm technology in the EVA midsole helps naturally align a woman's stride. Waterproof membrane helps keep feet dry and comfortable. Molded EVA insole helps keep you steady on your feet. Nubuck leather, suede and mesh upper, waterproof membrane upper lining, Ortholite sockliner... EVA insole and midsole, rubber outsole. Care: Lightly brush with a soft to medium brush.