Thermoset-materials-in-the-form-of-glass-fiber-mats-Woven-by-h&-in-the-lamination-process-to-make-helmet-shells-Finally-these-are-baked-hot-pressed-in-order-to-give-the-product-its-high-strength-final-structure-Due-to-the-complex-processing-Thermoset-helmets-are-more-expensive-than-models-made-of-thermoplastic-materials-They-are-very-light-very-impact-resistant-&-very-durable-Features-Quick-release-system-Weight-approx-900g-ECE-22-05-approved-Material-Dyneema-Carbon-Aramid-Fiber-Lining-high-quality-removable-&-washable-3-composite-helmet-Dyneema-Carbon-Aramid-Fiber