1. Measure
Measure your head at the widest point.
Use the sizing guide so you start with the actual measurement, not a guess based on your usual clothing size.
Helmet sizing
The right helmet starts with the right measurement, then gets narrowed down by shell, shape, and riding style. This page gives you the quickest route to a confident choice.
Three steps
The easiest mistakes happen when shoppers start with the style before the size. This flow keeps the decision honest and practical.
1. Measure
Use the sizing guide so you start with the actual measurement, not a guess based on your usual clothing size.
2. Match
Skate, bike, BMX, scooter, or downhill use can all benefit from a different shape or coverage level.
3. Fine tune
Once the shell is right, the liners and fit kit can help dial in a snug, confident fit.
If you are between sizes
A quick check with the FAQ or buying guide usually answers the last question faster than guessing in checkout.
Need more precision?
The fit kit is the best next step when you already know the shell size but want the feel to be a touch tighter or more comfortable.
Shop the fit kitStill not sure?