XL 1 Advanced Goggles Lens Kleur:Clear Weight: 31 g Shipping weight: Kleur:Everglade Weight: 31 g Shipping weight: 35 g Length: 217 mm Total length: 217 mm Diameter: 35 mm Thread: 14mm CW Weight: 390 g Shipping weight: 430 g Established in 1987 Spare clear lenses manufactured by Wiley X as a replacement part for the XL 1 series of ballistic micro goggles in case the original ones were lost