White Gloss
THUNDER Dual Visor Modular Helmet
$120.99
Description
Safety Standards
Design & Construction
Care Instructions
Clean with a soft cloth and mild soap only. Avoid gasoline, alcohol, solvents, harsh chemicals, or high-pressure water. Keep products dry after cleaning and store them in a cool, dry place away from direct sunlight or extreme heat. Replace or stop using any item after major impact, damage, or abnormal wear.
Returns & Exchanges
Quality-related returns are accepted within 15 days of delivery. Non-defective items may be exchanged within 7 days only. Items must be unused and returned in original packaging.
Warranty Coverage
CYRIL products include limited warranty support from the original purchase date: helmets are covered for 2 years, while accessories and electronic components are covered for 1 year. This warranty covers approved quality-related issues only and excludes impact damage, normal wear, misuse, improper installation, unauthorized repair, chemical exposure, or products purchased from unauthorized channels.
THUNDER Dual Visor Modular Helmet
Regular price
$120.99 USD
Regular price
Sale price
$120.99 USD
Unit price
per
THUNDER Dual Visor Modular Helmet
$120.99
Features & Details
500,000+
Units Sold
4.8 / 5
Customer Rating
DOT FMVSS 218 Certified
Cyril Official Store
Black Matt
Flowing light 01 Gloss
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Rider Lifestyle Gallery
Real rider photos showing THUNDER helmet fit, riding style, and everyday road scenes.
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MODEL
THUNDER
DUAL VISOR MODULAR HELMET
Dual-Visor Convenience. Flip-Up Comfort. Everyday Modular Riding.
The THUNDER is built for riders who want modular convenience, an inner sun visor, a wide viewing feel, and practical comfort for everyday road use.
Dual Visor System
Wide-View Design
Flip-Up Modular
Protection
DOT FMVSS 218 ECE 22.06
Certified Road Protection
Meets DOT FMVSS No. 218 and ECE 22.06 standards for dependable road protection.
Durable Outer Shell
Durable shell construction helps provide confident coverage for commuting and regular riding.
Protective Interior
Impact-absorbing inner construction helps support rider protection and daily comfort.
Comfort
Washable Liner Anti-Fog Visor
Dual Visor System
Clear outer shield and inner sun visor help adapt to changing light throughout the day.
Wide-View Design
A broad visor opening helps create a clearer, less restrictive riding view.
Flip-Up Convenience
Modular functionality and a washable liner add practical comfort for everyday use.
Find Your Size
Measure around the widest part of your head, just above the eyebrows and ears. Compare with the size guide below.
| Size | CM | Inches |
|---|---|---|
| S | 54–55 cm | 21.25"–21.65" |
| M Most Popular | 56–57 cm | 22.04"–22.44" |
| L Most Popular | 58–59 cm | 22.83"–23.22" |
| XL Most Popular | 60–61 cm | 23.62"–24.01" |
| XXL | 61–62 cm | 24.01"–24.40" |