The product is a vintage cobalt blue Rexall Puretest tincture of iodine bottle with a glass dauber, manufactured in the United States in the 1930s. This collectible item falls under the category of science and medicine, specifically in the area of pharmaceuticals. With its unique design and historical significance, this piece would be a valuable addition to any collection of vintage medical equipment or memorabilia. With extra bottle both ribbed so people could feel what kind of medicine it was for in the dark.