Pyramex V2G PLUS Safety Goggles with Adjustable Strap Specifically designed for V2G-Plus goggle to fit a variety of prescription lens options Secures in the inner side of the V2G-Plus frame Extremely lightweight for comfort Includes micro-fiber storage case for protection Take insert to local optometrist for Rx lens installation Optional Rx-insert frame secures in the inner side of frame Comes with black drawstring case