【Al-Mg Metal Alloy Frame】Aluminum-magnesium frame construction generates proper strength and optical stability through a hybrid lightweight metal alloy. Soft thermoplastic rubber tipped temples grip lightly to ensure proper location of the optics without slippage.
【TAC Polarized Lens】 UV400 Protection Coating blocks 100% of harmful UVA & UVB rays. Visually restores true color, eliminates reflected or scattered light. TAC polarized triacetate lenses are impact and scratch resistant, lightweight and durable!