Top Italian brand Alpinestars has unveiled the all-new SM5 helmet, the result of more than five years of intensive study, development and testing. The official infor says: Based on Alpinestars’ five decades of protection development, we scrutinized every possible aspect to engineer a helmet that is safe and thoughtfully designed to deliver optimal protection and comfort.

HIPRO HIGH IMPACT POLYMER PARAMETRIC SHELL
A polymer blend enhanced by varying degrees of thickness engineered to deliver the optimal combination of impact protection and light weight.

5 DENSITY EPS LINER
The right density in the right area for enhanced impact absorption.

INTEGRATED COLLARBONE PROTECTION
Features an engineered raised area with padding to effectively reduce the forces transmitted to the collarbone.

PATENTED VISOR RELEASE SYSTEM
Allows visor to release in a crash with the correct pre-determined amount of force regardless of angle of impact.

OBLIQUE IMPACT PROTECTION
Inner and outer surfaces engineered to minimize effects of oblique impact.

ULTRA-VENTILATED DESIGN
Visor directs air into ports for enhanced airflow.
LIGHTWEIGHT CONSTRUCTION
A size Medium weighs 1260g – 2.77lbs. (ECE), 1370g – 3.02lbs. (DOT)