First of all, of course, is the choice of lenses: they must comply with medical standards and optical standards, because swimming ensures the same degree of consistency above and below the water, a clear view of things, and an open and unobstructed field of vision.

　　Once again, it must meet the comfort of wearing.

　　Swimming goggles will be more comfortable when you choose a slightly larger, the other anti-fog and waterproof effect should be good.

　　In addition to anti-fog waterproof effect to be good, why the same swimming glasses have the brand anti-fog waterproof effect is to be good? This has a lot to do with the material chosen for swimming glasses.

　　Swimming glasses leather ring is generally required to package PC/ABS TPE/TPR material, the surface and skin contact, to be smooth.

　　Surface and skin contact, to be smooth and non-stick, a strong sense of comfort.

　　And need to have a certain degree of adsorption, so that it is not easy to fall off, wrap the rubber effect is not easy to enter the water.

　　Furthermore, do not have a flavor.