Glasses Horsefeathers Merlin matt black / gray 2022 FRAMES: Lightweight and durable material Metal logo and joints Frame shape with curvature 6 for easy grinding of dioptric spectacle lenses GLASSES LENSES: High quality polarizing lenses Thickness 1.1 mm 100% UV protection Protects against glare, improves contrasts, maintains color fidelity DIMENSIONS: eyepiece diameter 58 mm, beam width 17 mm, side length 145 mm Sunglasses are supplied in