**Product Specifications:**
**Brand:** AD
**Direct-operated brand**
**Certifications:** DOT, ECE, 3C
**Safety Features:** Double certification (DOT), A8-hardcore strength, GO! Cool and stylish, night luminous feature, removable and washable inner lining, multiple breathable holes
**Day and Night Visibility:** Normal and fluorescent states
**Design:** High aesthetics and performance, CCO/DOT dual authoritative certification, practical double-lens design, multi-circulation breathable holes, layered safety protection, night luminous feature
**Quality and Fashion:** A8-001, brand direct-operated upgraded, selected quality, double authoritative testing, compliant with GB811-2022 product standards, A-class helmet, US DOT, China 3C
**Certification Details:** ACT, China Compulsory Certification, Certificate Number: 2023091105021041
**Features:** Ventilation openings at mouth and top, aerodynamic spoiler, quick ventilation system, V-shaped holes for accelerated airflow, wind deflector to reduce resistance, vertical stripes for enhanced ventilation, switchable water-resistant design, heat dissipation through breathable holes
**Noise Reduction:** Aerodynamic spoiler with large tail wing for excellent noise reduction, balanced air buoyancy, reduced wind resistance, vertical stripes for enhanced ventilation, noise reduction at high speeds
**Noise Level:** Effective noise reduction up to 35 km/h, maintaining quietness up to 100 km/h
**Visibility:** Wide-angle PC high-definition transparent lens, anti-scratch coating, anti-glare inner lens, one-touch anti-glare feature
**Comfort:** Zero-gravity, quick-drying inner lining, moisture-wicking fabric, skin-friendly, 3D ergonomic design, detachable and washable inner lining, detachable ear protection
**Safety Features:** Multi-stage safety buckle, Bluetooth earphone slot, anti-fog nose guard
**Product Details:** Model: AD-A8, Material: ABS, Weight: approx. 1370g, Size: 36cm*26cm*28cm, Certifications: China 3C/US DOT, Suitable for head circumference 54-57cm
**Additional Features:** ABS shell, removable lining, quick-release buckle, anti-fog lens, ergonomic design, measuring guide for proper fit
**Note:** The product specifications include detailed information about the brand, certifications, safety features, design elements, quality standards, noise reduction capabilities, visibility features, comfort aspects, and additional product details.
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