Glasses Horsefeathers Keaton matt black / mirror green 2018 Beadings: high-quality hand-made acetate glasses, solid 5-eyed joints, metal-core reinforced sides, curved shape 6 for easy grinding of eyeglass lenses. , 1 mm, 100% UV protection, protects against glare, improves contrasts, preserves color fidelity Dimensions: eye diameter 57 mm, width