Alpinestars Vector Cycling Helmet Padding Kit - 5mm/7mm
Occasionally, without notice, manufacturers change product design and/or specifications.
Alpinestars Helmet Size Guide
How to measure
To find the circumference of your head, place a tape measure in the centre of your forehead, wrap it around above your ears and around the back of your head. If there's a slight difference between two different sizes, always go for the tighter size.
|
Size |
S |
M |
L |
|
Circumference (Inch) |
20 – 21.6 |
21.6 – 23.2 |
23.2 – 24.8 |
|
Circumference (cm) |
51 - 55 |
55 - 59 |
59 - 63 |
The majority of cycling helmets have some form of adjustment for size, usually in the form of a ratchet adjuster to tighten or loosen the straps, some helmets will also come with different thickness pads to further customise the fit.
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Alpinestars Vector Cycling Helmet Padding Kit - 5mm/7mm
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