Arai Sig-q Dia Black Sm Motorcycle Full-face-helmets Both the top vent set and side exhaust cowls are direct carryovers from the RX-Q. Brow vent ducting redirects to flow air across the temples. DDL-4 exhaust vent to the 10mm wider eye port (5mm on each side). Long Oval Fit. SAI "MAX-Vision Brow Vent" shield. Clear Pin Lock Max-Vision Brow Vent face shield Included with the helmet. Elongated shell adds 5mm from front to back. Long-Oval shape helps prevent Hot-Spot. Multi-Density Single piece EPS liner. Removable, replaceable, washable interior. Dry-Cool Surface material for rapid displacement of heat and moisture away from your head and into the ventilation airflow for added comfort while riding and a quick dry between rides