Giro Vanquish MIPS Helmet Small Matte Black/Gloss BlackThe Giro Vanquish MIPS Helmet streamlines airflow to reduce drag with its new Transform Air design. It also comes equipped with MIPS technology. The Polycarbonate Construction with EPS Liner and Progressive Layering work together with Multi-directional Impact Protection System, or MIPS Technology for solid protection. The Roc Loc Air MIPS Fit System is easily adjustable with one hand for simple yet involves effective ventilation. A convenient Stealth Shield Dock holds the Magnetic Vivid Shield (by Zeiss) when not in use. Plus, coated padding eliminates odors from forming. This sleek helmet weighs only 305g without the shield (355g with the shield). Sizing: Small: 20’’-21.75’’ (51-55cm), Medium: 21.75’’-23.25’’ (55-59cm), and Large: 23.25’’-24.75’’ (59-63cm).768686074622