Frame Color: White Wood. Lens Color: Silver Triacetate Cellulose (tac) Multi-layer Production. Mirrored: Yes. UV Protection: 100.00%. Hinge Type: Spring Loaded. Hinge Material: Stainless Steel. Lens Width: 50mm. Lens Height: 45mm. Frame Width: 140mm. Temple Length: 142mm. Bridge Width: 24mm.