GULLWING SONIC is a versatile flip-up helmet designed for touring and daily commuting. It comes with two shell size that deliver a comfortable fit for all day riding. Its dual P/J homologation allows certified use in both open-face and full-face modes. Efficient top and chin ventilation enhances airflow, and Pinlock® 70 ready or Pinlock® 30 inserts (market dependent) scratch resistant visor helps maintain clear vision in all weather conditions.