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How to Measure
Measure
Use a soft tape around your head.
Position
1 cm above eyebrows, around the largest part.
Confirm
Keep tape level and snug; use the larger of two readings.
For best accuracy, measure in centimeters (cm).
Visual Guide
Wrap the measuring tape 1 cm above your eyebrows and around the widest part of your head — as shown here.
Size Conversion
| Hat Size | Head Circumference (cm) | Instinct Helmet Size |
|---|---|---|
| 6 5/8 | 54 | XS |
| 6 3/4 | 55 | S |
| 6 7/8 | 56 | S |
| 7 | 57 | M |
| 7 1/8 | 58 | M |
| 7 1/4 | 59 | L |
| 7 3/8 | 60 | L |
| 7 1/2 | 61 | L |
| 7 5/8 | 62 | XL |
| 7 3/4 | 63 | XL |
Pro Tips
Comfort
Helmet should feel snug, never tight.
Safety
Level on the head; no wobbling.
Strap
Chin strap secure; two-finger check.
Comfort
Helmet should feel snug, never tight.
Safety
Level on the head; no wobbling.
Strap
Chin strap secure; two-finger check.
Swipe to see all tips →
Need Help With Fit?
Visit our Wellington showroom for a personalized fitting or message us for sizing guidance.
11496 Pierson Rd, Suite C-1, Wellington, FL 33414
Need to Contact Us?
Have any questions about sizing? We're here to help! For the fastest response, message us on WhatsApp, or reach out by email or phone.
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