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|Number of Vents|
|Miscellaneous||The Nirvana features air channels built into the front of the Rollsys belt and pad for optimal airflow and cooling. Antimicrobal and temperature regulating padding system Insect net and integrated visor Insulated padding to keep helmet warm in cold temperatures Rollsys Retention System In-Mold (2 pieces) and 21 vents Internal ventilation channels for optimum airflow Rigidity Brace System: Reinforcements for a superior helmet resistance against multi impacts 2XS-MD weight 315g LG-XL weighs 335g Lazer has a simple crash replacement program available through participating dealers. See your dealer for details Item Specifications Color Red/Black Fits 50-57cm Gender Men's Size Medium,2X-Small Helmet Style Standard Defined Color Red|