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Technical Guide

What Are Bike Helmets Made Of? Material Guide

Tris Helmets Team · 2026-05-20

Learn about bike helmet construction materials and how they provide protection.

What Are Bike Helmets Made Of? Material Guide

Outer shell materials

Polycarbonate shells are affordable and durable.

Fiberglass composite provides excellent strength.

Carbon fiber offers lightweight premium protection.

Kevlar combines strength with reduced weight.

Impact-absorbing liners

EPS (Expanded Polystyrene) foam is the standard liner material.

EVA foam provides slightly more durability than EPS.

Multi-layer liners offer varying protection densities.

Gel inserts provide targeted impact absorption.

Interior padding and comfort

Moisture-wicking fabrics pull sweat away from skin.

Memory foam pads conform to head shape.

Breathable mesh linings enhance air circulation.

Removable pads allow customization and cleaning.

How materials work together

Outer shell distributes impact forces widely.

Foam liner absorbs and dissipates energy.

Interior padding provides comfort and climate control.

Combined system maximizes safety and comfort.

Quick action

Ready to upgrade your ride? Our team can help you pick the best helmet for your budget and riding style in Kenya.

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