The Dainese Performance helmet is the Italian marques flagship helmet and benefits from a Composite outer shell construction, with a high impact absorbent polystyrene interior with a low density central insert, fully washable and removable liner, quick release anti-fog visor without the need for tools, 5 point ventilation with rear extraction vent as well as brow an chin vents, race style double D ring fastener, nose guard and chin skirt, flat style racing visor with the facility for tear offs, the Performance helmet also has 2 size MS available for the ultimate fit a size 57cms (M) and a size 58cms (ML) and all this from the leading italian brand that is Dainese