Daytona Fit Finder
Helmet Size Chart
Approximate adult measurements. Enter your head circumference to find your recommended size.
Find Your Size
Measure your head, enter the number below, and we’ll match it to this size chart.
How to Measure
Measure approximately 1 inch above the eyebrows and around the widest part of the head. Use a soft measuring tape and do not overtighten.
Approximate Adult Measurements
Use this chart as a general sizing guide. Final fit may vary depending on head shape and comfort preference.
| Helmet Size | CM | IN | Hat Size |
|---|---|---|---|
| 3XS | 41–43 cm | 16 1/8"–16 7/8" | 5 1/8–5 3/8 |
| 2XS | 43.5–45.5 cm | 17 1/8"–17 7/8" | 5 1/2–5 3/4 |
| XS | 46–48 cm | 18 1/8"–18 7/8" | 5 3/4–6 |
| S | 48.5–50.5 cm | 19 1/8"–19 7/8" | 6 1/8–6 3/8 |
| M | 51–53 cm | 20 1/8"–20 7/8" | 6 3/8–6 5/8 |
| L | 53.5–55.5 cm | 21 1/8"–21 7/8" | 6 3/4–7 |
| XL | 56–58 cm | 22"–22 7/8" | 7–7 1/4 |
| 2XL | 58.5–60.5 cm | 23"–23 7/8" | 7 3/8–7 5/8 |
| 3XL | 61–63 cm | 24"–24 3/4" | 7 5/8–7 7/8 |
| 4XL | 63.5–66 cm | 25"–26" | 8–8 1/4 |
Designed with a relaxed comfort fit, easy on/off comfort, lower cheek and jaw pressure, relaxed long-distance wear, and compatibility with head wraps.
For a tighter fit, size down. The comfort liner will slightly break in after several rides.
This chart is a general sizing guide only. Recommended based on approximate measurements. Final fit will vary depending on head shape.
Final fit may vary depending on head shape, hairstyle, head wraps, comfort preference, and break-in period. Most helmets will slightly break in after several rides as the liner conforms to your head shape.
What's our secret?
Daytona Helmets has engineered the lowest profile D.O.T. approved helmet on the market—period. Designed to be as minimalistic as possible while still meeting all D.O.T. safety standards, it’s up to 60% more low profile and significantly lighter than bulky competitor models. The result is a sleek, comfortable, and stylish helmet that delivers top-tier protection without the mushroom look. Safety never looked this good.
As the direct manufacturer, Daytona Helmets cuts out the middlemen and passes the savings straight to you. While major brands mark up their helmets 8–10x, we deliver top-tier quality without the inflated price tag. You get the same—if not better—protection, comfort, and style, all at a price that’s actually fair. Premium shouldn’t mean overpriced. With Daytona Helmets, it never does. Our product is affordable, not cheap.
At Daytona Helmets, our helmets are designed by riders, for riders—built with the same protection, comfort, and safety we expect for ourselves. Every model undergoes years of meticulous engineering and real-world testing to ensure it meets the highest standards before reaching the global market. We don’t rush perfection—we ride it, test it, and refine it until it’s perfect.