The product is a full sheet of 20 stamps issued by the United States Post Office in 1999 featuring scenic American landscapes, specifically Niagara Falls National Park in New York. These 48 cent airmail stamps are mint never hinged, making them in pristine condition for collectors. The colorful multi-color design and XF grade make this sheet a desirable addition to any stamp collection focusing on United States postage. With a face value of $9.60, this sheet offers a unique glimpse into the natural beauty of the USA and its national parks.

They were manufactured in the United States.