PRODUCT INFO Model: K75-PH Gender: Unisex Weight: 34 g / 1.2 oz Recommended Head Size: Medium-Large Face Dimensiones: 150mm Width x 59mm Height x 135mm Temple Length Function: The lenses start with a light tint and automatically darken or lighten based on UV intensity, providing optimal brightness and protecting your eyes from harsh glare. Lens Category: CAT 1–2