ZOGGS Predator Wiro Frame Kids GoggleCLT Curved Lens Technology 180 degree undistorted peripheral vision Smaller fitting frame and nosebridge for junior profile Bio-tech frame great fit, comfort and styling Fogbuster impregnated anti-fog lenses for longer fog free swimming Injected silicone gaskets for ultimate comfort and fit Silicone strap for fantastic strength, comfort and durabilityFrame does not spread at nose piece