View All Arai Helmets
- Adult Helmets
- Interior Comfort Lining Cheekpad / Ear Cup Thickness
- Arai RX-Q Comfort Liner
- Arai Corsair V Comfort Liner
- Arai Profile Comfort Liner
- Arai Vector 2 Interior Liner
- Arai XC Comfort Liner Sizing
- Arai XD3 Comfort Liner
Sizing information is provided by the manufacturer and does not guarantee a perfect fit.
Adult Helmets
Wrap a cloth measuring tape around your head just above your eyebrows. Pull the tape comfortably snug, and read the length.
| Size | Head (in) | Head (cm) |
|---|---|---|
| 2XS | 20 - 20 1/2 | 51 - 52 |
| XS | 20 7/8 - 21 1/4 | 53 - 54 |
| SM | 21 5/8 - 22 | 55 - 56 |
| MD | 22 1/2 - 22 7/8 | 57 - 58 |
| LG | 23 1/4 - 23 5/8 | 59 - 60 |
| XL | 24 - 24 3/8 | 61 - 62 |
| 2XL | 24 3/4 - 25 1/8 | 63 - 64 |
| 3XL | 25 1/2 - 26 | 65 - 66 |
Interior Comfort Lining Cheekpad / Ear Cup Thickness
Corsair V Cheek Pad Thickness
| Size | Thicker | Standard | Thinner |
|---|---|---|---|
| XS | 35MM | 30MM | 25MM |
| SM | 35MM | 30MM | 25MM |
| MD | 35MM | 30MM | 25MM |
| LG | 30MM | 25MM | 20MM |
| XL | 30MM | 25MM | 20MM |
| 2XL | 30MM | 25MM | 20MM |
| 3XL | 25MM | 20MM | 15MM |
RX-Q Cheek Pad Thickness
| Size | Thicker | Standard | Thinner |
|---|---|---|---|
| XS | 35MM | 30MM | 25MM |
| SM | 35MM | 30MM | 25MM |
| MD | 35MM | 30MM | 25MM |
| LG | 30MM | 25MM | 20MM |
| XL | 30MM | 25MM | 20MM |
| 2XL | 30MM | 25MM | 20MM |
| 3XL | 25MM | 20MM | 15MM |
Profile Cheek Pad Thickness
| Size | Thicker | Standard | Thinner |
|---|---|---|---|
| XS | 40MM | 35MM | 30MM |
| SM | 35MM | 30MM | 25MM |
| MD | 35MM | 30MM | 25MM |
| LG | 30MM | 25MM | 20MM |
| XL | 30MM | 25MM | 20MM |
| 2XL | 30MM | 25MM | 20MM |
| 3XL | 25MM | 20MM | 15MM |
Vector 2 Cheek Pad Thickness
| Size | Thicker | Standard | Thinner |
|---|---|---|---|
| XS | 35MM | 30MM | 25MM |
| SM | 35MM | 30MM | 25MM |
| MD | 35MM | 30MM | 25MM |
| LG | 30MM | 25MM | 20MM |
| XL | 30MM | 25MM | 20MM |
| 2XL | 30MM | 25MM | 20MM |
| 3XL | 25MM | 20MM | 15MM |
XC & XC-RAM Cheek Pad Thickness
| Size | Thicker | Standard | Thinner |
|---|---|---|---|
| XS | 30MM | 25MM | 20MM |
| SM | 30MM | 25MM | 20MM |
| MD | 35MM | 30MM | 25MM |
| LG | 30MM | 25MM | 20MM |
| XL | 30MM | 25MM | 20MM |
| 2XL | 30MM | 25MM | 20MM |
| 3XL | 25MM | 20MM | 15MM |
XD-3 Cheek Pad Thickness
| Size | Thicker | Standard | Thinner |
|---|---|---|---|
| XS | 30MM | 25MM | 20MM |
| SM | 30MM | 25MM | 20MM |
| MD | 30MM | 25MM | 20MM |
| LG | 25MM | 20MM | 15MM |
| XL | 25MM | 20MM | 15MM |
| 2XL | 25MM | 20MM | 15MM |
Arai XC Comfort Liner Sizing
| Helmet Size | Lining Code | 12 mm | 10 mm | 7 mm | 5 mm |
|---|---|---|---|---|---|
| XS | I | Optional | Standard | ||
| S | II | Optional | Standard | Optional | |
| M | III | Optional | Standard | Optional | Optional |
| L | III | Optional | Optional | Standard | Optional |
| XL | IV | Optional | Standard | Optional | |
| XXL | V | Optional | Standard | Optional | |
| XXXL | V | Optional | Standard |
Sizing information is provided by the manufacturer and does not guarantee a perfect fit.
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