K-3 BASIC is the basic version of the model K-3. FEATURES Resin Shell HIR-TH (high resistant thermoplastic) painted No of shells 1 shell size Ventilation System Front air intakes and rear extractors Fabrics Dry Comfort with hygienic treatment Interior removable and washable (excluding neck roll) Visor Street 8 clear polycarbonate scratch Visor mechanism XQRS (Extra Quick Release System) shield replacement in seconds without tools Visor mechanism developing countries (Perimetrical Visor Seal): Seal the perimeter of the visor Retention System Quick release buckle