Our original women’s-specific hiking boot. Now with flex. The fit follows the natural contours of your foot. With KEEN BELLOWS.FLEX, so every step feels easier.Contoured FitLuftCoreLuftCellKEEN.BELLOWS FLEXKEEN.DRYKEEN.PROTECT Toe BumperContoured Fit follows the contours of your foot for a comfortably snug fitKEEN.BELLOWS FLEX adds an engineered flex zone in the upper for more bend and less wearLuftCore technology embeds a lightweight, air-injected core into higher-density foam for enhanced midsole cushioningAchilles pad in the heel for added comfortSpeed hooks for easy lace adjustmentDirect-attach, air-injected Luftcell midsole for long-lasting cushioningRemovable, resilient foam insole with arch support for long-lasting cushioningHigher-traction, rugged foam outsole for lightweight durability4mm multi-directional lugs for tractionStability shank delivers lightweight stability