The product is Biopsy pad for cassettes and Manufactured by Globe Scientific, Inc and made in United States. The Globe Scientific foam biopsy pads are used to hold biopsies in place and prevent their loss during processing. They are produced from a special polyester urethane foam, which is verified for consistency throughout in order to ensure optimum solvent flow. Simply sandwich the biopsy sample between two pads and insert into a cassette for processing. Material: Polyester Urethane Foam Temperature Range: -40°C to 121°C.