Alpinestars SM3 Force Helmet — Size S, Cyan

The SM3 Force helmet is engineered for motocross, enduro and off‑road use, combining ease of use, comfort and impact performance.

Shell constructed with a thermo‑injected polymer blend of varying thicknesses for optimal impact protection and low weight.

• Patented low‑friction inner liner reduces rotational acceleration from oblique impacts by mimicking cerebrospinal fluid.
• Patented visor release system releases at a pre‑determined force to reduce neck loads during an impact.
• Maximized ventilation with 10 inlets and 7 exhaust ports for efficient heat transfer.
• Material composition: 48% acrylonitrile‑butadiene‑styrene, 20% polyurethane, 16% polystyrene (EPS), 6% polypropylene, 4% polyvinyl chloride, 2% ethylene‑vinyl acetate, 2% steel, 1% expanded polypropylene, 1% polyamide.

Designed for riders seeking protective performance and functional ventilation in demanding off‑road environments.