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DMD Classic

VERIFIED TECHNICAL SPEC Open Face DOT, ECE 22.05 Fiberglass 950g
CAD ARCHITECTURE BLUEPRINT

Empirical Geometry Profile · Verified Laboratory Cataloging

Quick Facts at a Glance

Category Open Face
Certifications DOT, ECE 22.05
Measured Weight 950 g
Shell Material Fiberglass
Head Shape Fit Round Oval
Retention System Not verified
SAFETY & CERTIFICATIONS

Verified Safety Snapshot

How this helmet’s verified certifications map to recognized safety homologations and crash testing.

Certified Homologation ✓ DOT, ECE 22.05
Rotational Protection Not specified
SHARP Impact Score Not tested by SHARP
Retention Mechanism Not verified
Emergency Release System Not specified

Safety standards compliance is based on official manufacturer documentation and public safety laboratory test results. Always verify regional compliance labels on the physical helmet prior to use.

FIT & SIZING

Verified Fit & Sizing Guide

Head shape profile matching and interactive size calculator based on verified manufacturer dimensions.

Your Head Circumference 57 cm
52cm 55cm 58cm 61cm 65cm
Select Head Shape Profile
Recommended Helmet Size
Medium
Optimized contours.
Perfect for standard intermediate head profiles.

How to measure

Wrap a cloth measuring tape around your head just above your eyebrows and ears. Pull the tape comfortably snug, read the length, and repeat for consistency.

Design Concept & Background

The DMD Classic redefines the vintage aesthetic by blending timeless, sleek styling with modern engineering precision. Crafted from a high-grade fiberglass shell, this open-face helmet achieves an ultralight weight of just 950g, significantly reducing neck fatigue during extended rides without compromising structural integrity. While the silhouette pays homage to retro design, the internal architecture is optimized for the contemporary rider. The aerodynamic profile is engineered to minimize buffeting, ensuring stability at cruising speeds despite the open-face configuration. Ventilation is managed through a streamlined design that promotes consistent airflow, keeping the rider comfortable in various climates. The wide, unobstructed aperture provides an expansive field of vision, essential for situational awareness in urban environments and winding backroads alike. Fully certified under DOT and ECE 22.05 standards, the DMD Classic balances a minimalist, premium look with the rigorous safety requirements of modern motorcycling. It is the definitive choice for riders who demand a sophisticated, classic aesthetic paired with the reliable performance and lightweight protection of advanced composite materials. Experience a perfect fusion of heritage design and technical excellence with every ride.

Rider Profile & Intended Use

Riding Style Cruising
Helmet Category Open Face
Internal Fit Shape Round Oval
Real-time price tracking active across international retailers.

Where to buy

Retailer Price Availability
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Price History & Trends

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Product Concept & Specifications

Engineering & Biomechanical Safety Analysis

The DMD Classic is engineered as a high-integrity Open Face protective system, utilizing a structural shell constructed from Fiberglass. This structural layup is engineered to provide progressive kinetic energy dissipation during impact deceleration, distributing localized shock across outer lamina layers while minimizing deformation transfer into the internal multi-density EPS liner.

Certified to DOT, ECE 22.05 protocols, the architecture is subjected to rigorous linear deceleration limits and oblique impact evaluations to mitigate rotational acceleration forces associated with diffuse axonal injury. For a deeper breakdown of rotational thresholds and impact testing speeds, consult our ECE 22.06 vs DOT vs SNELL engineering benchmark.

Internal geometry follows a Round Oval cranial profile, designed to mitigate focal pressure hot spots across the parietal ridges while maintaining uniform radial clamping pressure along the zygomatic arch. Riders seeking optimal retention stability and break-in guidance should review the cranial aspect ratios and head shape guide as well as our 3D cheek pad density protocol.

Shell composite integrity and acoustic sealing are further optimized through channelized EPS porting and aerodynamic laminar profiling. To learn how shell composites resist stress cracking under prolonged environmental cycling, inspect the composite material comparative matrix.

Fit & Shell Structure

Round Oval Shape

Balanced oval fit: standard ergonomic curvature fitting 80%+ of riders.

Shell Construction Fiberglass Outer structural material
Measured Weight 950 g (2.09) Approximate medium size weight
Warranty Not specified Manufacturer coverage duration
Primary Use Case Cruising Optimized riding orientation

Safety & Certifications

Certification DOT, ECE 22.05 Certified safety standard
Rotational Protection Not specified Mitigates rotational impact
Emergency Release Not specified Cheek pad quick removal
Retention Strap Not verified Chin strap buckle style

Acoustics & Aerodynamics

Noise Level 98 dB Measured wind noise at speed
Ventilation 2/10 Airflow performance rating
Wind Tunnel Tested Not specified Optimized shell aerodynamics
Pinlock Anti-Fog Not included Anti-fog visor insert

Technology & Convenience

Comms Integration none Intercom cutout availability
Glasses Friendly Not specified Inner lining eyewear grooves
Visor System Not verified Integrated drop-down sun visor
Removable Interior Not verified Washable lining modules

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VEHICLE SYNERGY & ERGONOMICS

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Aprilia 94% Match

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Global 92% Match

Ather 450S Eco

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Data Confidence & Verification Provenance

Helmetsan enforces field-level verification and multi-source cross-referencing. Unverified values are explicitly flagged rather than estimated.

Manufacturer Source
Manufacturer Verified
Safety Testing Agency
DOT, ECE 22.05 Homologation Record
Verification Status
✓ Verified Data
Last Audit Date
2026-02-23