Anti-fog chamois Anti-fog glasses cloth with leading technology. They contain special molecules to prevent condensation on the lens surface. Instructions for use The goggles must be clean and dry to use the chamois. Apply the chamois on the goggles with light pressure on both sides. Rub the Glasses for 10 seconds for a good result. Check the anti-fog effect, for example by exhaling on the Goggles. Repeat steps 1 and 2 if necessary. Store the Cloth in the Bag provided. Suede measures: 15x15cm Durability: 200 uses Function: Prevents fogging in goggles, protective screens, diving goggles ...