Wiley X Spear Goggle - 2 Lens - Smoke GreyClear Lens / Matte Black Frame SP29B. Wiley X Spear Interchangeable Lens Goggles feature symmetrical venting system that keeps lenses from fogging and low profile design that is NVG compatible. The 2.5mm lenses of WileyX Spear Tactical Goggles provide 100percent UV protection and meets MIL-V-43511C Ballistic Requirement. All models of Wiley X Spear Ballistic Goggles come standard with Smoke and Clear Lenses. RX Insert are available: a blank RX adapter is standard for Wiley X Spear Goggle and optional (could be purchase separate) for WileyX Spear SP28. For nearly two decades Wiley X has been perfecting Tactical Goggles for the demanding environments our fighting forces encounter every day. Wiley X supplies Glasses to the Army Rangers Special Forces Navy SEALs Marine Corps D.E.A. and F.B.I. to name just a few. It's the name you want on your temple when all hell breaks loose. Wiley X Ballistic Glasses is built to last in rigorous military and law enforcement situations and built to live up to the name WileyX created: HVP High Velocity Protection. In situations where uniformed servicemen and women are in harm's way their eyesight shouldn't be. That's why Wiley X Goggles are a favorite with nearly everyone who dons a uniform. Customizable (day and night lenses with temples for ballistic sunglass conversion). Shatterproof lenses durable Ultra-Foam Foil anti-fog technology aid visibility and provide protection under fire. Streamlined design and dual pivot strap of Wiley X Tactical Goggles provides comfort over or under any helmet configuration. Specifications for Wiley X SPEAR Tactical Goggles w/ Interchangeable Lenses: Manufacturer: Wiley X Age Group: Adults General Application: Tactical Gender: Unisex Polarized: No Photochromic: No Included Accessories: Case Protective Sleeve & Cleaning Cloth Lens Shape: Shield Condition: New Size: Medium/XXL Fit: Standard Temple Length: 120 mm Features of Wiley X SPEAR Tactical Goggles: Multi-functional Tactical Ballistic Goggle Interchangeable Lenses Meets MIL-V-43511C Ballistic Requirement Symmetrical Venting System Keeps You Fog Free 2.5mm Lens Provides 100percent UV Protection Low Profile Design That Is NVG Compatible Package Contents: Wiley X Spear Interchangeable Lens Tactical Goggles Wiley-X SP29B: Spear Goggles - 2 Lens Package - Smoke Grey & Clear Lenses w/ Matte Black Frame