Mens NWOT Keen SOLR black with yellow accent sandals. Size 8.SOLR (Sea. Ocean. Lake. River.) is a high-performance men's water sandal with serious amphibious grip and webbing made from recycled plastic bottles.FEATURES• Aquagrip rubber with Aqua Stop zonal siping provides maximum traction on wet surfaces• Low-profile design is lightweight and flexible for improved ground contact• Recycled PET plastic• Eco Anti-Odor for natural odor controlMATERIALS• Washable upper contains recycled P.E.T. plastic bottles• Lace-lock bungee system• Quick-dry lining for active use• EVA insole with arch support for all-day comfort• Non-marking rubber outsole leaves no trace