WATERPROOF: KEEN DRY waterproof breathable membrane keeps your feet dry and comfortable all day long by allowing vapor out without letting water in. FIT: KEEN Original Fit gives generous space for toes to spread out. TRACTION: KEEN.ALL-TERRAIN rubber outsole provides elevated traction in muddy environments and on rocky surfaces. COMFORT: Removable footbed provides excellent arch support and cradles to the natural contours of the foot. PROTECTION: Bruise plate for protection on uneven surfaces; High abrasion rubber toe guard for added durability and protection.