Protection Reinforced heels & toes Malleolus D3O® protectors Ergonomics Gear shift protector Ventilation Perforated tongue Materials High tenacity polyester Features Removable insole The laces are reflective in in the Black/ Red edition Reinforced heels & toes Shock-proof comfort & protection for safe, enjoyable riding. Malleolus D3O® protectors D3O® is a very soft material where molecules lock in the event of an impact to absorb kinetic energy. This technology makes it possible to create soft, ergonomic & top performing protectors for more security & comfort.