The product is a brand new DVD set titled “Basic Math: Parts 1, 2 & 3” from The Great Courses Teaching Company, LLC, T.H.E. The author is Murray Siegel, and the course covers the subject area of Mathematics. The set includes textbooks and DVDs in English language, focusing on general math concepts. The DVDs feature interactive teaching and are designed to help learners understand basic math concepts in an engaging way. This comprehensive course is perfect for anyone looking to improve their math skills and knowledge.