Outstanding comfort with first-class fit even for wide feet.Closure: SlideLock system, Auto-locking one way sliding closure for great seal at top of boot.Polymer composite buckles with Over-lock system and stainless steel base.Bike Grip: Inside of boot is flat and grippy for great bike feel.Toe-Box: Low-profile, for easy gear shifting.Ankles: Heel grip ankle design for stability when riding on your toes.Sole: DualZone hardness.Extended foot peg riding zone for arch and on the toes riding style.Steel shank reinforced and CE certified.Inner Liner: Breathable mesh 3D liner with anti-slip reinforcement for zero heel lift.Replaceable sole.