Excellent fog performance: Utilizing advanced anti-fog coating technology, a long-lasting and effective anti-fog layer is applied inside the lens, significantly reducing water condensation. Even in swimming pool environments with large temperature differences, the goggles maintain clear vision for extended periods, allowing you to focus on swimming without frequent lens wiping.Full-angle view and wide field of view: The unique large-frame design, combined with ergonomic curved edges, surpasses the limitations of traditional swimming goggles by providing an ultra-wide-angle view of nearly 180 degrees. This panoramic visibility allows clear sight of the underwater environment and surroundings, making it ideal for monitoring swimming lanes during pool training or observing conditions in open water.Comfortable fit: The frame is constructed from soft, medical-grade silicone material that conforms securely to the facial contours, effectively preventing water leakage while minimizing pressure around the eye area. It resists leaving marks even after prolonged use. The adjustable elastic strap allows quick customization of fit based on head shape and personal preference, ensuring stability and comfort.High-quality and durable material: The goggles are made from high-quality materials. The lenses offer strong impact resistance and are not easily broken, able to withstand accidental impacts during regular use. The lens frame is sturdy and durable, resistant to wear and scratches. Even with frequent use and long-term storage, the goggles maintain reliable performance and appearance.Function: The goggles are specially designed to effectively filter UVA and UVB rays from sunlight, providing comprehensive eye protection. Suitable for outdoor swimming, they allow you to enjoy sun and water activities without concern for eye damage. Not recommended for indoor pool use.Material: Polycarbonate Package weight: 150g Package size: 16x7x6cm