The Triple 8 Deep Cover Helmet represents 30 years of helmet expertise, delivering an ultra-low profile with exceptional comfort. Its revolutionary HIDDEN-HINGE Technology and LUXE-LOCK Liners create a secure, cushioned fit that you'll notice immediately. We understand every head is different, which is why we include a comprehensive FIT KIT featuring 17 customizable liners and shims. The sleek, classic exterior design complements the innovative interior, offering both style and unmatched comfort for your protection needs. Product Details Patent-Pending HIDDEN-HINGE Technology provides just the right amount of auto-flexing adjustment deep inside The Back Fit LUXE-LOCK Liners are a revelation with 3 densities of precision-shaped foam wrapped in sweat-wicking fabric to cradle the occipital region at the base of your skull. Once you experience it, there's no going back Advanced FIT KIT with 17 Liners and Shims for customization to your unique head shape Classic Shape, Deepest Fit, and Lowest Profile in 4 sizes each with unique ABS and EPS Shell for the closest fit to your head