Prevent rust and loss of accuracy from black powder fouling by cleaning your muzzleloader with No. 77 - the traditional, water-soluble cleaner. Safe for use with natural lubricants. Effectively dissolves powder residue and loosens any metal traces for easy removal. After cleaning your muzzleloader, apply BARRICADE Rust Protection to all metal parts to protect from rust. Flip-top for no-spill cleaning. NOTE: THIS ITEM CANNOT BE SHIPPED TO AN ADDRESS WITHIN THE STATE OF CALIFORNIA