Common diameters for under-the-sea plates include 7.25 inches, 8 inches, 8.5 inches, 9 inches, 10.5 inches, and 11 inches.
Under-the-sea plates are made from several materials, including paper, glass, molded fiber, and combinations of plastic and cardstock.
Common decorative details include printed marine-life designs and shiny foil accents—examples include pink-and-blue foil, gold foil, and other shiny finishes.
Listings vary: some under-the-sea plates include a child age range (for example, 3–9 years), while other tableware listings specify “Adult” as the intended user.
Shell- and clam-shaped plates are offered in paper or molded-fiber constructions and are described at sizes around 7.5 inches and about 10.5 inches, often featuring foil or shiny decorative details.
