ONeal Sonus MTB Helmet
DEVELOPED TO COMPETE
The Sonus full-face MTB helmet is the result of years of product development and testing with top DH and Enduro mountain bike riders such as Greg Minnaar. The lightweight Sonus helmet is ideal for Downhill and Enduro riding. With it’s larger vents and moisture-wicking liner, the full face Sonus MTB helmet will provide temperature control on even the most demanding hills and trails.
Key Features:
- Shell is constructed with ABS
- Multiple air vents for optimal ventilation and cooling
- Durable multi-colored graphics
- Ultra-plush removable, sweat absorbing and washable padded inner liner
- O`Neal Fidlock® magnetic buckle (engineered in Germany) for easy, single-handed fastening and release, provides maximum Security while riding
- Exceeds EN1078 safety standard for bicycle Helmets
- Airflaps™ compatible
Occasionally, without notice, manufacturers change product design and/or specifications.
O'Neal Helmet Size Guide
How to measure
To find the circumference of your head, place a tape measure in the centre of your forehead, wrap it around above your ears and around the back of your head. If there's a slight difference between two different sizes, always go for the tighter size.
Full Face Helmets
Adult sizing
|
Size |
XS |
S |
M |
L |
XL |
XXL |
|
(cm) |
53/54 |
55/56 |
57/58 |
59/60 |
61/62 |
63/64 |
Youth
|
Size |
M |
L |
|
(cm) |
48/50 |
51/52 |
Open Face Helmets
Thunderball
|
|
Adults |
|
Youth |
|
Size |
XXS - S |
M - XL |
XXS - S |
|
(cm) |
52-57 |
57-61 |
52-56 |
Defender – Adults
|
size |
S - M |
L - XL |
|
(cm) |
54-58 |
58-61 |
Pike – Adults
|
size |
S / M |
L / XL |
|
(cm) |
55-58 |
58-61 |
Q RL – Adults
|
size |
XS - M |
L - XL |
|
(cm) |
53-58 |
58-63 |
Orbiter – Adults
|
size |
XS - S |
M - L |
XL - XXL |
|
(cm) |
53-56 |
57-60 |
61-64 |
Dirt Lid
|
|
Adults |
|
Youth |
|
|
|
size |
M - L |
L - XL |
S |
M |
L |
|
(cm) |
55-59 |
58-61 |
47-48 |
49-50 |
51-52 |
Trailfinder – Adults
|
size |
S - M |
L - XL |
|
(cm) |
54-58 |
59-63 |
Rooky – Teenagers
|
size |
XXS |
|
(cm) |
51-56 |
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No longer available
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This product is no longer available.