The original Giro Pneumo built a loyal following of Giro fans all over the world; the latest version takes the Pneumo even further. Staying true to its timelessly sleek, organic look, this helmet now has Giro's best Roc Loc 5 fit system, feather-light slim-line webbing, removable and adjustable visor and the cooling power of strategically placed vents to create one of the most breathable, stylish and easy-to-wear helmets on the pavement, singletrack or velodrome. 272 g. (med). SM (51-55cm), MD (55cm-59cm) or LG (59-63cm).
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