EXPANSION VIEW (EXV) TECHNOLOGY — Perfected at Giro´s test lab in Scotts Valley, California, this groundbreaking new frame design serves up unparalleled peripheral vision.We started with a helmet-compatible goggle, and then shaved down the frame rim and added frameless zones to optimize a massive spherical lens focused on the best possible peripheral vision in a goggle.INJECTION-MOLDED CYLINDRICAL LENSES — Injection-molding a cylindrical lens helps refine optics and minimize distortion that can occur in thermo-formed cylindrical lenses.OTG FRIENDLY — Engineered specifically for bespectacled skiers and snowboarders, goggles that are OTG (Over-The-Glasses) feature a finely crafted interior with extra volume to accommodate prescription frames comfortably.Increased air volume inside the goggle keeps your vision crisp, clear, and fog-free.TRIPLE-LAYER FACE FOAM — Triple Layer face foam with microfleece facing.SEAMLESS COMPATIBILITY — For optimal performance of both helmets and goggles, Giro products are designed to work together, ensuring a seamless interface between helmet and goggle for an exceptional fit and dependable, worry-free function.Is discontinued by manufacturer ‏ :‎ No.Product Dimensions ‏ :‎ 25.4 x 7.62 x 20.32 cm.158.76 g. 2021.Manufacturer ‏ :‎ Giro.ASIN ‏ :‎ B09BDN36V7.Item model number ‏ :‎ 7134836.Department ‏ :‎ Boy´s.Customer reviews:4.0.4.0 out of 5 stars.11 ratings.From the snow park to its first quick descents, the Buster offers numerous benefits to children.The hardest thing will be to choose one of the multiple color options!.