The super-elastic nickel titanium retaining rings can be used on significantly damaged teeth, even when a cusp is missing, and maintain a fit on the tooth that compliments the wedge and minimizes flash and required finishing. 1 - Universal Ring 10 - Medium Wedges 10 - 5.5Mm Matrices 10 - Medium Wedgeguards 1 - Ring Placement Forceps 1 - Pin Tweezers 5 - Surefil Sdr Flow