Abalone Disc - 2 Hole: These natural Abalone shell discs are the preferred choice for decorating everything from pouches and chokers to dream catchers and mandellas. They have a nice thick shell that will hold up under pressure, while they are also beautiful enough to use as a center piece on expensive jewelry. They are available in 3/4 inch, 1 inch and 1 1/4" diameters.