Affordable smokeless and U.S. made are just a few of the many qualities associated with Alliant 20/28 Shotshell Powder. Manufactured by a company with more than 100 years of experience in manufacturing this and other Alliant products must pass strict quality control procedures before being sold to customers. The company constantly checks the chemical composition of the product shape and size of the grain and density. The powder is also tested in a ballistics laboratory to ensure it meets high company standards. This powder is extremely clean burning and designed to provide absolute consistency shot after shot.