The FBL is fun to choose from in a wide variety of variations.This simple and easy-to-use item is a must-have item for daily use. Recommended as an accent for your coordination. ■Material ■ [Lens material] Plastic [Frame material] Lens frame: Plastic Temple: Plastic ■Specs ■ UV protection lens • Visible light transmittance: 15% • UV transmittance less than 1.0% • Polarized lenses