Fuse Lenses for Wiley X SG-1 (USA) Plastic frame Plastic lens Polarized lenses Lens width: 63 millimeters Fuse Yellow Polarized Lenses. Perfect for sports that require accuracy like tennis, fishing, shooting, Dark yellow view. Cuts through blinding glare. Enhanced depth perception. Completely block harmful UV rays, providing 100% UV protection Fuse Force scratch resistant hard coating Lens Category 3, Ideal for Bright Light Custom Made to easily interchange with your current sunglasses.