Men's flip flops Keen SOLR TOE POST M. When you love the freedom of flip-flops and the thrill of water sports, it helps to wear a flip that can dive in. Our men's SOLR toe post sandal features recycled plastic webbing and an adjustable cross-strap.- Low-profile design is lightweight and flexible for improved ground contact- Non-marking rubber outsole leaves no trace- Water-resistant, recycled PET plastic tubular webbing- Aquagrip rubber with Aqua Stop zonal siping provides maximum traction on wet surfaces- EVA midsole for lightweight cushioning- Quick-dry lining for active use- EVA footbed with arch support for all-day comfort