OGK KABUTO Bicycle Helmet Matte White JCF Certified AERO-R2 Size L/XL (Head Circumference 59cm-61cm)

Welcome to Select Items Norisuke. We are Japanese seller. We ship authentic items from Japan. Please enjoy shopping with peace of mind! You will find popular and useful products in Japan! Control the wind. The Aero Road has inherited the genes of the track aero helmet that has attracted worldwide attention. Size display (reference weight): L/XL (N.A.) Head circumference guide: 59-61cm Aerodynamic performance thoroughly pursued and proven through CFD analysis and wind tunnel testing. Air tunnel structure (PAT.P) improves aerodynamic performance by streamlining air Adopts the "KBF-2" adjuster that uses the Boa fit system. Adopts a new headrest mechanism that allows two-stage adjustment on both sides. Patented aerodynamic device "Wake Stabilizer (PAT.)" Equipped with a shield that takes into consideration interference with glasses. Uses COOLMAX to maximize air cooling effect. Ultra Sweat Pad-03 included. Eyewear hold function and non-slip rubber-02 included. Chin strap made of deodorizing fiber MOFF with added water repellency