Create perfectly sized metal clay rings that hold their shape during firing! Our Investment Plaster Ring Plugs are designed for use when firing metal clay rings in the kiln. Each plug provides reliable support to prevent ring shrinkage and distortion at high temperatures.

• Available in US sizes 4 through 12.5

• Each set includes 6 plugs of the same size

• Made from high-quality investment plaster formulated to withstand kiln firing

• Reusable with care

Whether you’re crafting delicate bands or bold statement rings, these plugs make your metal clay jewelry durable and professional. Choose your size and ensure your fired rings come out just right!