Description: Material: Swimming goggles are made of silicone material, which is , not easily broken, reliable, and can bring you a good experience. Swimming Accessories: Well sealed Silicone Swimming Goggles can also help protect your eyes from dirt in the swimming pool, allowing you to enjoy swimming. Anti Fog: Swimming Glasses are anti fog and waterproof, providing you with a clear, unobstructed view when swimming underwater. Protects you from bright light, suitable for indoor and outdoor swimming. Adjustable: Eyewear can adjust the size until the premium, suitable for men and women of all ages. Various Occasions: Swimming Goggles Anti Fog are suitable for outdoor swimming, surfing, kayaking, learning or other sports. Size Chart: Adult 17.5cmx5.5cmx5.5cm/6.89inchx2.17inchx2.17inch packaging size Package Includes: 1 Silicone Swimming Goggles Note: Please allow slightly errors 1-2cm differences due to manual measurement.