Reel Butter® Grease is a high-performance synthetic grease developed by Ardent specifically for fishing reel components. Ardent Reel Butter® Grease is a 100% full synthetic product with specially engineered additives to provide superior, long-lasting lubrication for any model fishing reel. Applying Reel Butter® Grease to gears, worm shafts, and plastic components in your favorite reel on a regular basis will ensure a smoother, quieter, and high-performance experience. It prevents corrosion while easily bonding to all the working parts of any model fishing reel. Made in the USA.