Low Profile; Full-Coverage Design For Optimal Comfort; Maximum Airflow Vent Placement; FlexVisor; DialFit System; FlipFold Removable Washable Headliner With AirChannel Technology; ASTM/SEI Certified; Mips Technology Is Based On Decades Of Research Studying Brain Injuries And Helmet Construction; Spirit With Mips Technology, Multi-Directional Impact Protection; Size: XS (6 1/4 – 6 1/2); Color: Black Duratec; Style #54036-30-700