The SS310 Solid Speed™ motorcycle half helmet from Speed and Strength® is lined with a Cool-Core® comfort liner and built with an A.T.P.A.™ advanced thermo-poly alloy shell that meets or exceeds DOT standards. The helmet features a double ‘D’ D-ring retention system and an Air Strike Plus™ direct course ventilation system for proper air flow.
- A.T.P.A.™ Advanced Thermo-Poly Alloy Shell**
- Meets Or Exceeds DOT Standards
- Cool-Core® Comfort Liner
- Air Strike Plus™ Direct Course Ventilation
- Double 'D' D-Ring Retention System