Smith Optics Convoy MIPS Helmet Black X-LargeThe Convoy helmet provides mountain bikers an exceptional custom fit and elevated protection wrapped in Smith's signature style. By integrating Smith's proven VaporFit fit system with a MIPS liner system the Convoy delivers a tailor made fit for every rider across four unique shell sizes. The Convoy's AirEvac ventilation system and engineered eyewear storage delivers the ultimate integration you expect from a Smith helmet. PRODUCT FEATURES Lightweight