KR-ndash-1-is-the-new-ace-in-the-hole-of-KYT-in-2017-Designed-for-racing-world-&-for-more-demanding-riders-this-is-the-helmet-developed-thanks-to-KYT-Moto GP-experience-Provided-with-fiber-shell-3D-front-air-vents-&-rear-spoiler-it-is-designed-to-have-constant-inner-air-circulation-as-well-as-very-high-performances-in-the-field-Perfect-for-on-track-as-well-as-on-daily-roads-Features-Tri-Fiber-Composite-2-Outer-Shell-sizes-DD-Ring-Removable-Air-Chin-Curtain-&-Nose-Deflector-3D-Cooling-System-Removable-&-washable-modular-inners-Weight-1350g-plusmn-50g-This-helmet-comes-standard-with-a-clear-visor