The Intruder, named after the A-6 Intruder, a twin-engine, mid-wing, all-weather attack aircraft. The Intruder means business. The large square shape brings out the boldest aviator characteristics while sitting close to the face. Built for those who never compromise. 23k Gold Jewelry Quality frame finish. AGX - This ‘relaxing’ green lens selectively highlights the soothing green/yellow wavelengths of the light spectrum to reduce eye fatigue and improve visual performance. Non-Polarized - UVA/UVB Protection. SkyForce™ Nylon lenses with Vector™ Anti-Reflective & Blue Wave™ lens technology. Made in USA. 58mm.