Sterile XRD Swabs 12 Ply White - (30 x 30 cm) - Pack of 10Size: 30 x 30 cm Ply: 12 Colour: White Edge: Stitched Taped Premier Detectors x ray detectable swabs with tapes are made using a dense and consistent stitch pattern with the tape end embedded 5 cm into the swab, giving a strong and secure tape to swab attachment. Sterile. Double Wrapped. Tied 5's The length and position of the red tie cords ensures easy removal from swab bundle. Made from 100% cotton gauze type 13 and manufactured to BP EN 14079