The berghaus womens explorer active gtx shoe is waterproof comfortable and offers high performance during a multi active challenge they have pu synthetic nubuck and mesh with a 3d construction to provide an enhanced breathability features gore tex membrane fully waterproof for superior protection pu synthetic nubuck and mesh with a 3d construction to provide enhanced breathability vibram opti stud multi active outsole for shock absorption and excellent grip ortholite footbed engin