About Highway 21
Highway 21 builds riding jackets, gloves, boots and rain gear aimed at V-twin riders who want protection that still looks right on a cruiser rather than a track bike.
The Highway 21 .357 Half Helmet in gloss black delivers DOT-approved protection with a timeless style for V-twin riders. Built with a durable lightweight ABS shell and an EPS foam interior, it offers solid protection without sacrificing comfort. This helmet is designed for everyday wear, providing a no-frills, dependable option for your Harley or Indian.
Why riders pick this
- DOT-approved for street use
- Durable lightweight ABS shell
- EPS foam interior for impact absorption
- Washable Coolmax® liner
- Classic gloss black half helmet style
For V-twin enthusiasts who appreciate a clean look and reliable safety, the Highway 21 .357 Half Helmet is an ideal choice. Its gloss black finish provides a classic aesthetic that pairs well with any bike, while its lightweight construction ensures comfort on long rides. This helmet is engineered to meet DOT safety standards, giving you peace of mind whether you're cruising through town or hitting the highway.
Dependable Protection, Timeless Design
- DOT-approved for full street legality
- Durable lightweight ABS shell for reduced rider fatigue
- EPS foam interior for essential impact protection
- Diamond-stitched Coolmax® liner is comfortable and washable
- Dual D-ring chinstrap provides a secure and adjustable fit
Ready for Any Ride
The Highway 21 .357 Half Helmet is built for practicality and longevity. The interior padding is removable and machine-washable, making it easy to keep your helmet fresh for every journey. With its straightforward design and robust features, this helmet offers the perfect blend of style, comfort, and safety for the discerning V-twin rider.
Specifications
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Brand: Highway 21
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Manufacturer Part #: H77-1100L
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UPC: 191361252549
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Size: Large
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Length: 11.8 in
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Width: 10.2 in
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Height: 10.1 in
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Weight: 3.17 lbs
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Finish: Gloss Black
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Country of Origin: China (Taiwan)
Common questions
Is this helmet DOT-approved for street riding?
Yes, the Highway 21 .357 Half Helmet is DOT-certified for legal street use, meeting the required safety standards.
Can I wash the interior liner of this helmet?
Yes, the interior padding is removable and machine-washable, allowing you to easily maintain its cleanliness. Replacement liners are also available.
What is included with the helmet?
The .357 helmet comes with a protective carrying bag for storage and transport, and all necessary chinstrap hardware.
Ordering from Vtwinbikers
- Brand new, sourced through authorized US distribution — never used, never grey-market.
- Not sure it fits? Use Shop by Bike to filter by your year and model, or email us and we will confirm before you order.
- Harley-Davidson and Indian Motorcycle is all we do, so you are talking to people who ride what you ride.