MCA Universal Anti Fog Clear Visor InsertMCA Universal Anti Fog Clear Visor Insert The ultimate anti fog solution, Anti Fog Inserts provide exceptional fog prevention while maintaining optically correct vision. The Anti Fog Inserts are universal fitting, allowing them to be easily applied to almost any helmet & visor in under 2 minutes. Don't be fooled by their unbeatable price, these Anti Fog Inserts are guaranteed to provide ultra high clarity ensuring a clearer, safer & smarter riding