Alpinestars SM3 Radium Helmet ECE06/DOT
4.5 (96 items)
Limited Time SaleUS$167.97 cheaper than the new price!!
Free cash-on-delivery fees for purchases over $99
Product details
| Management number | 211725564 | Release Date | 2026/04/04 | List Price | US$111.98 | Model Number | 211725564 | ||
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- Thermo-injected polymer shell with variable thickness delivers exceptional impact protection while keeping the helmet lightweight at just 1430 g (ECE) and 1460 g (DOT).
- Ten intake vents and seven exhaust ports maximize airflow for superior heat transfer and all-day riding comfort.
- Patented low-friction liner coating reduces rotational forces on oblique impacts by mimicking the brain’s natural cerebrospinal fluid slip plane.
- Innovative visor release system deploys under predetermined force to reduce neck loads during an impact.
- Removable cheek pads, integrated hydration tube channels, and recycled comfort liner offer a customizable fit and eco-conscious performance in a DOT- and ECE 22.06-certified design. Meets Federal Motor Vehicle Safety Standard 218 (FMVSS 218).
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