square frame glasses Grey metal and acetate square frame glasses from Montblanc featuring silver-tone hardware, nose pads, a logo at the temple and straight arms with angled tips. This item comes with a protective case. Made in Italy Composition Acetate 80%, Metal 20% SIZE & FIT Measurement Arm Length 5.9 in(15 cm) Bridge Width 0.82 in(2.1 cm) Lens Diameter 2.04 in(5.2 cm) Total Width 5.74 in(14.6 cm)