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Troy Lee Helmet Sizing

Open Face Helmets

Size Head (cm)
XS 53-54
SM 55-56
MD 57-58
LG 59-60
XL 61-62
2XL 63-64

SE3 and Air Helmets

Size Head (cm)
XS 53-54
SM 54-56
MD 56-58
LG 58-60
XL 60-62
2XL 62-63

SE4 Helmets

Size Head (cm)
XS 54-55
SM 55-56
MD 57-58
LG 58-59
XL 60-61
2XL 62-63

SE5 Helmets

Size Head (cm)
XS 53-54
SM 55-56
MD 57-58
LG 58-59
XL 60-61
2XL 62-63

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.