KEEN Men's Zerraport Trail. Men's size 9. New without tags. Original open-air hybrid sandal from our Tokyo Design Center pares everything down to the essentials. Original Fit has generous space across the forefoot for toes to splay Adjustable hook-and-loop straps for a secure fit Foam midsole for lightweight cushioning Shock-absorbing foam insole with arch support for all-day comfort Multi-directional lug pattern provides superior traction Eco Anti-Odor for natural, pesticide-free odor control MATERIALS Washable quick-dry polyester webbing upper Non-marking rubber outsole