The Wiley X SG-1 features a removable lens system. The prescription lenses reside in a removable gasket, enabling you to have multiple prescription lenses for one frame. You can have a pair of clear lenses, a pair of smoke lenses, a pair of polarized lenses, which will allow you to accommodate different situations with the same glasses.The SG-1 frame comes with a removable strapand temple arms so you can change it from normal glasses to goggles by easily removing the temple arms and replacing them with the provided strap which easily clicks into place. This truly is multi function eyewear at its best!After many years on the market this frame still remains one of Wiley X's best sellers. The closed cell foam offers full protection from wind and debris making it ideal for outdoor sports and activity.Due to this feature it is ideal for Military/Tactical, Motorcycling, and Skydiving. The Wiley X SG-1 frame fits those requiring Small to Extra Large fitting frames. Features: Shatterproof Selenite™ Polycarbonate Lenses that Meet the MIL-PRF-32432(GL) Ballistic Standards, ANSI Z87.1-2010 High Velocity and High Mass Impact Standards, and US Federal OSHA 1910.133(b)(1)(1) Standards Meets ANSI Z87.1-2003 High Velocity Standard Authorized for use by the US and Danish Military Superseding MIL-PRF-31013 Ballistic Standard Wiley X SG-1 is APEL Approved Meets GL-PD 10-12 MCEP Standard 100 Percent UVA/UVB Protection With Distortion Free Clarity Converts from a regular frame to a goggle. The temple bars (the arms that go behind your ears) are removable Frame comes with a goggle strap that clips in place T-Shell™ lens coating resists scratching in extreme environments Top Down Ventilation System Foil™ Lens Coating Provides Anti-Fog Protection Night Vision Goggle (NVG) Compatible Modular System Lightweight and Comfortable for Extended Use in Sand, Wind, and Dust Environments Frame Eliminates Tunnel Vision with 90-Degree Wrapback & Trade; Rx Ready Ideal for military use, motorcycle riding, and extreme sports Low Profile, Light Weight, NVG Compatible Wiley X SG-1 is the First Modular System Created Smoke Grey Lens Provides Max Glare Reduction with No Colour Distortion: Light Transmission 15% Clear Lens for Night, Indoor, Overcast, and Very Low Light Conditions: Light Transmission 90% Wear the SG-1 as a regular pair of sunglasses or safety glasses, and then during situations when you need the frame to be more secure you can wear it as a goggle. The separate lens gaskets, no frame, option contains no lenses unless purchased through the Prescription option. If you like the Wiley X SG-1 you might also like our other Wiley X Goggles.
