In the ’60s, a more subtle form of the peek-a-boo glass, known as the “keyhole, ” was introduced by Fishlove. These glasses, from the Showgirl set, gave customers an added sense of voyeurism as the back of the decal covered most of the glass except for a keyhole shape, where they could peer at a disrobed lady, as if they were watching her change on the other side of a door or perform at an adult peepshow. This auction is for the 3 glasses shown. Please view the photos as these... are the exact glasses you will receive. Approximately 5" Tall