The press test or seal check is a test that is used to check the quality of the press made in medical packaging. This product produced by Arvand Fan Pars Company is a member of the World Sterile Packaging Association (SBA). Complies with the ISO 11607-2 standard Material: medical paper Suitable for all types of sterile envelopes Can be used in all kinds of medical devices Quantity in each box: 250 pieces