From Keen, the Women's Zionic ADVQuick Lace Open Air Hybrid Hikers feature: Ultra abrasion-resistant performance fabric upper High-abrasion rubber toe rand for added durability and protection Contoured Fit follows the contours of your foot for a comfortably snug fit Quick-cinch lacing Front and back pull loops Breathable mesh lining Eco Anti-Odor for natural, pesticide-free odor control Removable, resilient foam insole for long-lasting cushioning High-rebound foam cushioning enhances comfort and movement Stability shank delivers lightweight stability Higher-traction, rugged foam outsole for lightweight durability Non-marking multi-directional lugs for increased traction 4mm multi-directional lugs for traction Imported.