Product Details Warm Tips: It is not suitable to dive or jump into the water when wearing these swimming goggles. Otherwise, they may break. For your safety, please do not do it. Clear and wider field of view: The swimming goggles provide a 180-degree panoramic field of view. They are designed with one-piece glass and are treated with the latest anti-fog treatment. The men's swimming goggles provide a clear and wide field of view underwater. One-piece tempered glass: This snorkeling goggles are made of advanced thick tempered glass, which has good impact resistance and anti-shattering performance. This makes the diving mask stronger and safer to use. Tempered glass enables the pool goggles to withstand deep water pressure in various diving, swimming and other underwater sports. Adjustable buckle design: Based on the hydrodynamic shape design, the snorkeling goggles use elastic food-grade liquid silicone. This allows the swimming mask to fit most face shapes comfortably and reduce facial resistance. The adjustable buckles on both sides help to firmly fix the nose mask goggles in place without slipping off. Soft nose mask: The swimming goggles are equipped with a soft silicone skirt and nose mask for comfortable wearing. The nose mask design is helpful for those who have difficulty breathing underwater. It also provides enough space for people with high nose bridges. Notes: Do not jump into the water while wearing this swimming mask with nose mask, because the impact is greater than expected. Avoid scratching the lens with sharp tools. If the diving goggles fall off, carefully check the mask goggles before use. Do not expose the crystal silicone part to the sun for a long time, because the color may turn yellow. Clean the swimming mask with a glasses cloth regularly to extend the service life. The swimming goggles have a clear open field of view. The swimming goggles are one-piece tempered glass. The swimming goggles with nose mask are designed with an adjustable buckle. The swimming mask is a soft nose mask. Suitable for swimming.