Unisex oblong Goth Steampunk futuristic flip up sunglasses. General Information Unisex. Suitable for medium to large faces. Frame measures 140 mm or 5.5 ” across hinge to hinge. The metal flap lens are made of stainless steel and measure 43mm or 1 6/8 ” in diameter. The polycarbon lenses have UV protection. The temples start off in hard metal then continues in soft flexi metal which will accommodate any measurement.