Experience the same great IOSSO case polish in a new, user-friendly bottle. This advanced polish cleans and restores brass casings to a brilliant, high-luster shine while effectively removing powder fouling, oxidation, tarnish, residue, and discoloration. Simply add IOSSO case polish to your media before tumbling to reduce tumbling time and achieve a like-new finish. Not only does it polish your brass to a high gloss, but it also helps protect against future oxidation, ensuring long-lasting results. Ideal for both soiled casings and those pre-cleaned with IOSSO case cleaner, this new bio-based formula is safe for both the user and the environment, delivering superior cleaning performance with peace of mind. Iosso case polish effectively cleans and polishes brass casings while also preventing tarnishing Appropriate for application on pre-cleaned casings and designed to be combined with tumbling media The formula has achieved USDA Bio-Based Certification and is devoid of petroleum distillates, odor, and VOCs