Global Helmet Intelligence Platform

DMD Classic Ivory

ESPECIFICACIÓN TÉCNICA VERIFICADA Open Face ECE 22.05 Polycarbonate 950g
CAD ARCHITECTURE BLUEPRINT

Empirical Geometry Profile · Verified Laboratory Cataloging

Quick Facts at a Glance

Category Abierto
Certifications ECE 22.05
Measured Weight 950 g
Shell Material Polycarbonate
Head Shape Fit Intermediate 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 ✓ 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

DMD Classic Ivory | Tipo: variante | Marca: DMD

The DMD Classic Ivory is engineered as a high-integrity Full Face protective system by DMD, utilizing a structural shell constructed from Polycarbonate. 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 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, drop-testing velocity, and anvil geometries, consult our engineering guide on ECE 22.06 vs DOT vs SNELL helmet safety standards.

Internal ergonomics follow a Intermediate Oval cranial geometry, sculpted 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 our authoritative cranial aspect ratios and head shape guide as well as the cheek pad density and break-in protocol.

Cabin acoustics and airflow dynamics record an acoustic rating of approximately low-turbulence 84 dB at 100 km/h, stabilized by channelized EPS internal porting and laminar aerodynamic profiling. To analyze how shell materials withstand environmental fatigue and mechanical stress under prolonged UV and thermal exposure, explore our composite shell material comparison.

Vehicle Synergy & Riding Discipline: Featuring a low-profile aesthetic and panoramic sightlines, this design complements modern classics, retro roadsters, and urban commuters with relaxed riding ergonomics. Operating at 950 grams, the helmet achieves a neutral center of gravity that significantly counteracts cervical spine fatigue during sustained highway riding. Inspect our comprehensive motorcycle compatibility directory for verified windscreen and postural pairings.

Rider Profile & Intended Use

Riding Style Cruising
Helmet Category Abierto
Internal Fit Shape Intermediate Oval
Real-time price tracking active across international retailers.

Dónde comprar

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Historial de precios y tendencias

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Product Concept & Specifications

Engineering & Biomechanical Safety Analysis

The DMD Classic features a fiberglass shell for impact protection, meeting DOT and ECE 22.05 certification standards. It offers a comfortable fit with a round oval head shape and adjustable strap. Ventilation is enhanced by a large opening and air vents for airflow.

The DMD Classic Ivory is engineered as a high-integrity Open Face protective system, utilizing a structural shell constructed from Polycarbonate. 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 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 Intermediate 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

Intermediate Oval Shape

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

Construcción de la calota Polycarbonate Material estructural exterior
Measured Weight 950 g Peso aproximado en talla mediana
Warranty Not specified Duración de la cobertura del fabricante
Uso principal Cruising Orientación de conducción optimizada

Safety & Certifications

Certificación ECE 22.05 Estándar de seguridad certificado
Rotational Protection Not specified Atenúa el impacto rotacional
Liberación de emergencia Not specified Extracción rápida de las almohadillas de mejilla
Correa de retención Not verified Tipo de hebilla de la correa de la barbilla

Acoustics & Aerodynamics

Nivel de ruido No probado Ruido del viento medido a velocidad
Ventilación No probado Valoración del rendimiento del flujo de aire
Probado en túnel de viento Not specified Aerodinámica optimizada de la calota
Pinlock antivaho No incluido Inserto antivaho para visor

Technology & Convenience

Integración de comunicaciones N/A Disponibilidad de abertura para intercomunicador
Apto para gafas Not specified Ranuras para gafas en el forro interior
Sistema de pantalla Not verified Visor solar integrado abatible
Interior extraíble Not verified Módulos de forro lavables

Regional Legality & Compliance

🇺🇸 US Street Legal
Required: DOT

Compliant with ECE 22.05 certification

🇪🇺 EU Street Legal
Required: ECE 22.05

Compliant with ECE 22.05 certification

🌐 CA Street Legal
Required: DOT

Compliant with ECE 22.05 certification

Regional Legality Guidance

US

Status: Street Legal

Required: DOT

Compliant with ECE 22.05 certification

EU

Status: Street Legal

Required: ECE 22.05

Compliant with ECE 22.05 certification

CA

Status: Street Legal

Required: DOT

Compliant with ECE 22.05 certification

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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
ECE 22.05 Homologation Record
Verification Status
✓ Verified Data
Last Audit Date
2026-09-18