Added Protection The MIPS Protection System (PS) is found inside the helmet and, for certain impacts, can reduce harmful forces transmitted to the head. Better Ventilation AirEvac channels promote airflow to prevent fogging of eyewear Vision Integration Designed to function with Smith Goggles or Glasses as the ultimate system Forefront 2 Signal Convoy Persist Session Good For MTB Road MTB Road MTB Sizes S/M/L S/M/L S/M/L S/M/L S/M/L Koroyd Technology Full Zonal Zonal MIPS ✓ ✓ ✓ ✓ ✓ Colors 8 5 5 5 8