DP-VSG12725.X-RAY DETACTABLE THREAD.CONTAINS 60% BARIUM SULFATE.CAN BE HEAT BOND IN SURGICAL DRESSING AS A RADIOPAQUE COMPONENT WHICH IS FIRMLY ATTACHED TO THE PRODUCT LIKE GAUZE SWAB-GAUZE SPONGES-LAPAROTOMY SPONGES.COMPLETELY HARMLESS TO HUMAN BODY.AVAILABLE THREAD IN SPOOLS-TAPE IN CONTINUOUS FORM-PRE CUT FORM.