Our Massachusetts colorful state magnet measures approximately 6 square inches and has a thickness of 0.1. This Classic Massachusetts Colorful State Map Magnet is perfect for any refrigerator or metal surface and makes a great gift or souvenir! Like all of our refrigerator magnets, this Massachusetts souvenir is made of flexible molded rubber and is extremely durable. Plus, all of our magnets are 100% made in the USA.