Elastic Ring Retainers for Dental Matrix Fixation - Type 1 and Type 2

Elastic ring retainers are used to create an interdental gap when placing matrices, for additional fixation of matrices and to ensure better adherence to the tooth surface, as well as a cord when working with Cofferdam system No. 1.808 Elastic ring retainers of 2 types, set, 40 pieces:? 1.801 Elastic ring retainers 20 pieces;?

1.802 Elastic ring retainers 20 pieces.