Adopting sturdy and unbreakable bendable ABS material, that can meet different nose bridge heights and width for adults teens and kids, avoiding leaving a red mark around the nose and hurting nose.Flexible silicone frame allows the goggles to comfortably fit any face shape. Keary Adult Youth & Kids Goggles' inner lenses are coated with the latest anti-fog treatment to let you see clearly underwater without blurring or distortion. The outer surfaces coating lenses with UVA/UVB protection which can help protect your eyes from being hurt by UV and bright lights. And the mirrored lenses can provide a darker view by reflecting light away from your eyes. Convenience for you both outdoor and indoor swimming. Soft memory silicone gasket and Ergonomic design used on the goggles ensure a snug fit on different face shapes and keep water out of the goggles so that you can swim freely without distractions.High quality materials to prevent breakage. Super easy to adjust! Keary Boy goggles Girl goggles Well-designed clasp makes it easy to put swimming goggles on and off through one press without tangling your hair. The upgraded button is more robust to prevent breakage. With special-designed lens and latest Electroplating Technique Mirrored Coating, you can surely enjoy a much better clarity underwater without blurring or distortion. PLEASE REMEMBER: this goggles can not be used by people who have over 100 degrees myopia eyes.