Lens color plating design: made of PC good light transmission, not easy to deform, color plating, colorful and fashionable, changing with light Earplugs: Equipped with -piece mushroom earplugs made of silicone. The earplugs are soft and comfortable to prevent water from entering the ears and affecting during swimming. The soft silicone ears will not drop water and are comfortable to wear Wider field of view: enlarged lens profile, larger visible range and wider underwater field of view. Lens: Anti-fog coating can isolate the fog, the surface of the lens is treated with anti-fog coating, so water will not form water mist the inner wall of the lens, making the field of vision clearer Comfort: The three-dimensional silicone waterproof is comfortable and will not leak! Wear placards! Suitable for shapes: ·Soft silicone , 3D stereo 3D just fits most shapes Adjustable lens strap: Adjustable soft lens strap, elastically adjustable, more comfortable to wear, detachable design, with buckle design, more convenient to wear Material: Lens: PC Waterproof : silicone Strap: Silicone Size: 15*6*3.5CM [Comfortable Wearing] - This swimming goggles come with soft and flexible silicone gasket, adjustable split head strap, TPR ergonomic nose bridge, provides excellent suction and ensure non-slip coverage, that is designed to fit a wider range of face shapes for both women and men