Shades Size:
--Lens width:1.97" (50mm)
--Lens height:1.77" (45mm)
--Bridge width:0.83"(21mm)
--Arm length:5.71" (145mm) (Measured by hand, there will be around 2-3mm difference.)
--Don't worry that the size will not fit your face, because the legs are elastic in a certain degree