HJC Solid Men's CL-16 Sports Bike Racing Motorcycle Helmet - Matte Black / Large
Advanced Polycarbonate Composite Shell: Lightweight, superior fit and comfort using advanced CAD technologyOptically superior Pinlock-prepared Faceshield: Provides 95% UV protection and is ready for the ultimate fog-resistant insertRapidFire Shield Replacement System: Quick, secure, tool-less removal and installation"ACS" Advanced Channeling Ventilation System: Full front to back airflow flushes heat and humidity up and outSpeedCool Interior: Removable, moisture-wicking and odor-free with anti-bacterial fabricSNELL/DOT Approved2011 ModelSizing Note:2XS - Hat Size: 6 3/8 - 6 1/2 - Centimeter: 51 - 52 - Inches: 20 - 20 1/2XS - Hat Size: 6 5/8 - 6 3/4 - Centimeter: 53 - 54 - Inches: 20 7/8 - 21 1/4Sm - Hat Size: 6 7/8 - 7 - Centimeter: 55 - 56 - Inches: 21 5/8 - 22Med - Hat Size: 7 1/8 - 7 1/4 - Centimeter: 57 - 58 - Inches: 22 1/2 - 22 7/8Lg - Hat Size: 7 3/8 - 7 1/2 - Centimeter: 59 - 60 - Inches: 23 1/4 - 23 5/8XL - Hat Size: 7 5/8 - 7 3/4 - Centimeter: 61 - 62 - Inches: 24 - 24 3/82XL - Hat Size: 7 7/8 - 8 - Centimeter: 63 - 64 - Inches: 24 3/4 - 25 1/43XL - Hat Size: 8 1/8 - 8 1/4 - Centimeter: 65 - 66 - Inches: 25 5/8 - 26