KEEN Ke Ridge Flex Mid Wp Bison/Golden Brown Multi/patterned 41 The KE Ridge Flex MID WP Bison/Golden Brown hiking shoe is a stylish and durable option for all-terrain adventures. It features a waterproof membrane that keeps your feet dry in wet conditions. The shoe is also designed with a comfortable fit and a durable outsole that provides excellent traction on a variety of surfaces. Keen. Upper: 59% textile, 41% synthetic. Outsole: 100% rubber. EUR 230.00 1