Size Guide – Bicycle Helmets (Triple 8)

Triple 8 Helmet Size Chart

To ensure a perfect fit, measure the circumference of your head starting in the middle of your forehead and match it with the sizes below:

Triple 8 Collection
XS/S
S/M
L/XL
Dual Certified
48cm – 54cm
55 – 58cm
59 – 61cm
Lil 8 (Kids Adjustable)
46cm – 52cm
 
 

PRO TIP: If your measurements are in-between the sizes shown or you’re simply in doubt, we strongly recommend sizing up to the larger size. We have found over the years that customers do better when they choose the larger size.

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