Three colour lenses for this glasses set: yellow, smoke and clear. Interchangeable lenses can be swapped tool-free for quick adaptation to changing light and weather, ensuring optimal visibility in different environments. Improved eye protection: a flexible TPU frame paired with impact-resistant PC lenses provides reliable protection for outdoor activities or sports. The design prioritizes safety and durability. All-round protection: lenses offer anti-UV, anti-fog and shock protection. UV protection shields your eyes from harmful rays, anti-fog helps maintain clear vision, and impact resistance adds safety during activities. Comfortable and secure fit: the hypoallergenic rubber components provide a soft, comfortable fit. A ventilated design promotes airflow to reduce moisture buildup and increase comfort during prolonged wear, while the ergonomic shape ensures a secure fit without discomfort. Use scenarios: - Cycling, running or hiking in variable light: switch between yellow, smoke and clear lenses to maintain optimal visibility. - Outdoor sports with potential impact: robust protection for eye safety during activity. - Daily outdoor use in sun or foggy conditions: anti-UV and anti-fog features support all-day comfort and clear vision.