A Set of 23 (twenty-three) authentic vintage national park magnets for the traveling collector Each thick rubber magnet measures approximately 7 square inches (3" x 3" - varies by shape) Made in the U.S.A. by Ideaman, Inc., the manufacturers of the Original Classic souvenir magnets! Vintage graphics capture the romance of these great American attractions! Great Vintage Set for the Souvenir Magnet Collector! This magnet set includes 23 magnets in Classic Magnet's popular Discover America National Park Collection. If you or someone you know is an avid lover of our national parks and public lands, this is the perfect magnet collection for you! These wonderful refrigerator magnets are made of flexible molded rubber and are extremely durable and rich in color and detail. All of our Classic Magnets are 100% Made in the USA.