Please note: transition means the color can transit from gray to dark gray not means bifocal or progressive. The stronger of the sunlight, the darker of the lenses will be. The lenses can't change color indoor or in the car.
Brand new and high quality
Model: 209
Frame Material: Nickel-free alloy
Lens Material: TAC
Feature: Transition Photochromic / UV400
Size:58mm(lens width)-50mm(lens height)-20mm(bridge size)-137mm(frame width)-145mm(temple length)
Package including:1 Pair of sunglasses