KEEN. 1025416. MENS RIDGE FLEX WATERPROOF MID BOOT. WIDE FIT. DARK OLIVE WITH KETCHUP. What if every step could feel easier-- We took the trusted fit of our iconic Targhee hiker and paired it with our new KEEN.BELLOWS FLEX technology to reduce the energy each step takes. Flex easier hike happier in our men s waterproof hiking boot.