Features: + 10-based decentered Vision Advantage PC Lenses + TRI.FIT Temple + Double-Snap Nose Bridge + Quick-Change Lens System + Quick-Release Hinge + Ergonomically shaped temples with Traction Grip + SPX Flex Zones + Ventilaton System + Lens Lock System + Helmet compatible + Extended nose version available + 2 sizes available + including 2nd pair lenses + Filter: LST Active gold + Material: SPX