Excellent anti-fog performance: Utilizes advanced anti-fog coating technology with a long-lasting and effective treatment inside the lens, significantly reducing water condensation. Even in a swimming pool environment with a large temperature difference, it maintains clear vision for an extended period, allowing you to focus on swimming without frequent wiping. Full-angle view and wide field of view: Features a unique large-frame design with ergonomic curvature, surpassing the limitations of traditional swimming goggles by providing an ultra-wide-angle view of nearly 180 degrees, delivering a panoramic view of the underwater and surrounding environment. Whether observing the swimming lane during pool training or monitoring conditions in open water, it offers excellent visibility. Comfortable fit: The frame is made of soft, medical-grade silicone material that conforms closely to the face, effectively preventing water leakage while reducing pressure around the eyes. It is designed to minimize marks even with prolonged use. The adjustable elastic strap allows quick adjustment to the ideal fit for different head shapes and preferences, ensuring stability and comfort. High-quality and durable materials: Constructed from premium materials, the goggles 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 lenses are specially designed to effectively filter UVA and UVB rays from sunlight, providing comprehensive eye protection. Suitable not only for outdoor swimming but also ideal for various water activities, allowing you to enjoy the sun and water without risking eye damage. Material: Polycarbonate. Package weight: 150g. Package size: 16x7x6cm.