Three Black Herrings is the first shoal in production and material is Bullseye black opaque glass with an iridescent pattern shifting in blue, magenta and gold on the front. Thickness of glass, 6 mm. Dimensions of individual fish, c. H: 8 cm W: 30 cm. Mounted with a sheet metal backing on a forging stand. Most conveniently placed inside the room against a wall or in a shelf.