Completely re-engineered, the ATS-1R climbs to a whole new level of safety performance. Advanced ODS brings even greater energy mitigation performance to the system while also contributing to a lighter overall weight. Originally developed within 6D's award winning work during the NFL's Head Health Challenge III competition, advanced ODS offers significant improvements in both linear and angular acceleration mitigation performance. The ATS-1R provide unsurpassed security to riders and racers world-wide. New Features: Advanced OMNI-DIRECTIONAL SUSPENSION (ODS) System - improved impact management system heavily influenced by ATR-2 MX Helmet. 200 grams (1560-gram size medium) lighter than previous ATS-1 model. New shield base plates, improve shield feel and sealing. Improved fit, larger shell opening, new cheek pad shape. New chin curtain and neck cuff.