Wiley X Sg-1 Tactical Series Goggles to Sunglasses with Interchangeable Lenses: * Lenses made from 2.1mm thick ballistic polycarbonate, providing 100 percent UV protection * Lenses are scratch-resistant, anti-fog coated and very strong * Lenses are die-cut, ground and polished to eliminate distortion * Lined with rubberized, durable Wiley X ultra foam for perfect facial seal * "Snap-On" temples are removable and can be replaced with the Wiley X Tactical Strap (included) * Wiley X soft sunglasses case is included for cleaning and storage * Lens cylinders also available as prescription lenses * Material: plastic * Origin: imported