Reusable Powerful Anti-Fog Cloth for Glasses Simon Fog Stop Cloth Provides long-lasting and powerful anti-fog effect simply by wiping your eyeglass lenses. Can also be used on sunglasses, goggles, etc. ■ Instructions Wipe both sides of the lens with this product 5-10 times. It is more effective to wipe while lightly breathing onto the lens. After use, store in the included zipper bag. ■ Number of Uses For eyeglasses, one cloth can be used approximately 250 times. This product uses microfiber, so even after the anti-fog component is gone, it can still be used as a lens cloth. ・ Product Name: Fog Stop Cloth - FOG STOP CLOTH - ・ Size: 15cm × 18cm ・ Material: Polyester, Nylon ・ Ingredients: Water, Surfactant ・ Seller: Simon Co., Ltd.