Nerdwax - Fog Block

The Nerdwax Fog Block is a reusable, coated microfiber cloth that keeps your lenses fog free.  It works amazing!   

Directions:  Simply dampen your lenses and wipe evenly with cloth!  That is all!  

• Safe to use on all types of lenses and coatings
• Stays effective for 1 year or 300 applications when kept in pouch

See our Product Review