Manmade or natural cork uppers with microfiber-covered footbed

Sole: light sole made from synthetic materials

Meets ASTM F2412-11 and F2413-11 I/75 and C/75 standards

Birko-Flor® synthetic upper with metallic finish

breathable membrane that lets vapor out without letting water in

CIRCADIA WP MID-WIDE (2E Width) - 1026841 - BISON/BRINDLE womens moccasin Manmade or natural cork uppersThe Men's Keen Circadia waterproof hiking boot not only offers comfort and style but will handle the test of time and adventure. Original FitIconic KEEN fit with generous space across forefoot for toes to spread out LuftCore technology embeds a lightweight, air injected core into higher density foam for enhanced midsole cushioning Notch in back for Achilles movement and comfort Speed lace webbing system with top collar hooks for comfortably snug fit