Nitrex FogKlear Anti-Fog Cloth - 25/pack SPECIFICATIONS BRAND: WEAVER DESCRIPTION Available in a 1-pack or a convenient 25-pack, the Nitrex FogKlear Anti-Fog Cloth is just what you need to keep your sporting optics clean and clear. The large size of this cloth is ideal for cleaning the optics of scopes, binoculars, and more. Never worry about your optics fogging up again with the Nitrex FogKlear Anti-Fog Cloth. This soft and durable cloth is made from microfiber infused with anti-fog chemicals that have been tried and tested to ensure that they will not affect the finish on your sporting optics.