WHALE Swimming Goggles with Polarized, Tinted and Mirrored Wide Peripheral Lenses for Adults Perfect for Outdoor Swimming, Available in 3 Sizes Nose Pieces (S/M/L) 100% UV PROTECTION and ANTI GLARE. The polarizing film inside the lens could prevent eyestrain through cutting the glare from the sun and filtering the polarized light reflected from the water surface. It is perfect for swimming in open water and surfing. SUPER COMFORTABLE! Whale Swimming Goggles can perfectly fit your head and face by adopting ergonomic design. The superior double silicone straps and eyecups are elastic and secure enough to keep your eyes and head comfortable and provide them uniform pressures. This pair of swimming goggles just sits over your eyes area instead of right up against your eye sockets. Suitable for casual swimming as well as a long time training or racing. ANTI FOG! The anti-fog coating was made of enhanced hydrophilic anti-mist material which creates long durability and quick defogging in order to keep the lens always clear both underwater and above water. No more blurry or distorted vision, no more headaches. The streamlined design could help you reduce water resistance substantially when swimming. This pair of goggles are engineered for triathlon, open water and training. EASY ADJUSTMENT! 3 size interchangeable and flexible PU nose bridges for you to choose, fit for all shapes of face. It is also very easy to adjust the straps quickly to the proper length with the clips. Comes with a hard plastic case for a convenient carrying so that to keep lenses in pristine condition without scratching. POLARIZED lenses are made from a special polarizing film that is molded into the lens. This film allows light rays to be filtered to eliminate the glare to improve the vision in strong light conditions. Polarized lenses will protect your eyes from UV rays, glare and intense light. Ideal for triathletes and open water swimming.