N20-TRAFFIC-is-Nolan-rsquo-s-most-recent-helmet-for-scooter-riders-with-a-highly-metropolitan-design-that-is-attractive-thanks-to-its-new-visor-&-new-side-cover-plates-It-is-available-in-two-different-external-shell-sizes-in-this-way-the-helmet-rsquo-s-weight-&-volume-are-in-proportion-to-the-rider-rsquo-s-size-N20-TRAFFIC-is-equipped-with-a-removable-&-washable-liner-&-with-a-neck-roll-It-is-ideal-for-four-season-convenience-&-meets-the-needs-of-the-most-demanding-rider-The-retention-system-is-Microlock-The-convex-aviator-style-light-blue-tinted-visor-helps-avoid-water-infiltration-&-offers-UV-protection-up-to-400-nanometres-new-visor-&-new-side-cover-plates-two-different-external-shell-sizes-removable-&-washable-liner-neck-roll-retention-system-is-Microlock-scratch-resitant-light-blue-tinted-visor-UV-protection-up-to-400-nanometres