Feige Sprick Double Sunroof Electric Vehicle Helmet 3C Certified Summer Unisex Half Helmet for Electric Bike Motorcycle Safety Helmet 966 Titanium Gray Double Lens [Photochromic Smart Color-Changing S

3 major breathability features including a top sunroof system with 4 adjustable levels

8-hole large sunroof at the top providing ventilation capacity up to 3 times that of ordinary helmets

20-directional air intake vents for comprehensive airflow

Dual control 4-level switch for easy one-handed operation to freely adjust opening and closing

Double-layer summer ventilation for enhanced heat dissipation and zero head stuffiness

Passed penetration resistance tests ensuring effective head protection

Multiple reinforced protections for enhanced safety during rides

High sealing craftsmanship ensures no rain leakage when sunroof is closed, suitable for heavy rain conditions

Customizable head circumference adjustment for all head sizes within 54-62 cm range

Lightweight design (~800g) for zero pressure and comfortable wearing without neck fatigue

Suitable for both men and women with a high aesthetic appearance

Sun protection tinted lens / high-definition clear lens options available

Designed for professional cycling needs with superior ventilation and safety

Ideal for summer use with helmet ventilation optimized for helmet wearers and hot weather conditions

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