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Ships within 48 hours · Estimated delivery Jul 28 - Aug 2
9% elastane
7% neoprene
moisture-wicking tech and added protection from frigid temperatures and wet snow
Adjustable draw cord waist for improved comfort and fit
ALPINESTARS SM3 RADIUM HELMET Accessory size:M 9% elastaneEngineered for MX, Enduro, and off road riding, the SM3 Helmet integrates advanced technologies and innovations designed to enhance ease of use, comfort, and impact protection. Advanced Shell Construction: This helmet features a thermo injected shell incorporating a special polymer blend enhanced by varying degrees of thickness that is engineered to deliver the optimal combination of impact protection and lightweight. The SM3 medium weighs 1430g (ECE)
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