Double-Layer Interchangeable Magnetic Ski Lens: Designed with a dual-layer structure for enhanced protection and visual experience. The magnetic attachment allows for easy and quick lens swapping, enabling users to effortlessly switch lenses according to varying weather and light conditions. UV Protection: The lens offers 100% ultraviolet protection, blocking out harmful UVA, UVB, and UVC rays, safeguarding the eyes from the damaging effects of ultraviolet radiation.