Plastic model.Plastic temples.Lens diameter: 54 mm / 2‚1 in.Bridge: 20 mm / 0‚8 in.Temple length: 140 mm / 5‚5 in.Black variant: - Temples: in black plastic with logo. - Polarised lenses: grey gradient. - Excellent UVA and UVB protection.Tortoiseshell variant: - Temples: in brown plastic with logo. - Lenses: brown gradient. - Excellent UVA and UVB protection.Model recommended for the following face shapes: oval, square, triangular, inverted triangle.