1.Don't touch the lenses by hand or hard materials.
1.Donore use,adjust the nose-belt and band for waterproof and comfortable wear.
1.Don enhance the anti-fog effect,dip the lenses in clear water for a few seconds before use.
1.Doner use,clean it in clear water and keep it in a cool place,Don't dive it in the deep water ,as it can cause painful on your eyes.
1 x Swim Glass