The product is a US 1970 Scott #1390a Plate Block of 4 Mint Never Hinged stamps featuring a design related to Natural History, specifically showcasing a Bald Eagle and a Dinosaur. The stamps have a denomination of 6 cents and were issued in the United States during the year 1961-1970. The multi-color stamps are in VF/XF grade and are uncertified. This collectible item would be a valuable addition to any stamp collection focusing on US issues from the 1960s and 1970s, particularly for those interested in nature-themed designs.