It is waterproof and anti-fog, very suitable for swimming. Do not wipe the lens with a towel, otherwise it will damage the lens. Please put the goggles in a dry place, not damp, and have a longer service life. Very necessary and useful adult swimming and diving accessories. Optical quality lens, UV protection. Function: waterproof, anti-fog Gender: Men Lens height: 3.5cm Width: 6cm Material: Frame Material: Acetate Color as shown Applicable : adult lenses Category: goggles The package includes: 1 x swimming goggles (other not included) Please note that due to the difference in lighting and computer monitors, we cannot that the actual color is the same as the picture. Due to different measurement methods, there may be an error of 1-2 cm. [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