The Studds Thunder D5 is crafted with a high-impact resistant outer shell for maximum protection. It includes a dynamic ventilation system for airflow, a hypoallergenic and replaceable liner for comfort for ease of use.
Studds Thunder D5 Helmet Size Guide
| Helmet Size | Head Circumference (cm) | Head Circumference (inches) | Ideal Fit |
|---|---|---|---|
| M (Medium) | 57 – 58 cm | 22.4 – 22.8 in | Average head size |
| L (Large) | 59 – 60 cm | 23.2 – 23.6 in | Slightly bigger head size |
| XL (Extra Large) | 61 – 62 cm | 24.0 – 24.4 in | Larger head size |
How to Measure Your Head Size
- Use a soft measuring tape.
- Wrap it around your head 1 inch above your eyebrows, ensuring it stays level.
- Check the measurement in centimeters for the best size match.
- If you fall between two sizes, choose the larger size for comfort.
Key Features
- Strong body: The helmet has a high-impact resistant outer shell for protection.
- Ventilation: Dynamic ventilation system ensures consistent airflow for rider comfort.
- Hypoallergenic liner: The liner prevents allergies and ensures a comfortable fit.
- Quick-release visor: Easy-to-use visor for convenient access and quick replacement.
- Aerodynamic design: Sleek design reduces wind resistance and improves ride stability.
- Air vents: Multiple vents enhance airflow and keep the interior cool.
- Sporty spoiler: Adds a stylish touch and improves aerodynamic performance.
Why Choose Studds Helmets?
- It includes a hypoallergenic liner that is replaceable and easy to clean.
- The helmet meets both ISI and DOT certifications for safety.
- The aerodynamic design and vibrant colors make it visually appealing.
- The helmet features a durable outer shell for excellent impact resistance.
- The quick-release visor and chin strap ensure hassle-free operation and adjustments.
Note: The price for the helmet may vary based on availability and location.
Best For:
- Daily Commute: It offers protection and comfort for city rides.
- Long-Distance Riding: It’s perfect for highway journeys and has added safety features.
- Weekend Adventures: It is best for exploration trips, ensuring style and reliability.
Safety:
- The helmet meets ISI and DOT standards for reliable safety.
- It is made from ABS (Acrylonitrile butadiene styrene) for durability.
- It provides excellent impact protection for riders.
Helmet Maintenance and Care Instructions:
Clean the helmet regularly with mild soap and water, especially the liner and cheek pads. Keep in a safe and dry place to avoid damage. Replace the visor and liner whenever necessary to maintain the helmet’s lifespan.






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