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Nolan N21 Helmet Sizing

Size Head (cm)
SM 56
MD 58
LG 59
XL 61

Sizing information is provided by the manufacturer and does not guarantee a perfect fit.


How to Measure

  • H Head
    Wrap a cloth measuring tape around your head just above your eyebrows and ears. Pull the tape comfortably snug, read the length, repeat for good measure and use the largest measurement.
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