The Balenciaga BB0201 in metallic dark grey with silver mirror lenses. A butterfly frame shape with rounded and upswept lenses. 

Bio injected nylon frame and temples
Balenciaga metal logo plate fixed on the left temple

Color: Metallic dark grey frame with silver mirrored lenses
Material: Nylon
UV Protection: Category 3 
Designer Style ID: BB0201S 002

Lens width: 16mm 
Arm Length: 130mm