Salvequik Blue Detectable patches are particularly suitable for use in the food industry. The patches are detectable and detected by most metal detectors. Moreover, they are easily visible thanks to the blue color. Each patch is sterile packed. The patches are allergy tested. They are easy to apply, flexible and supple in use. Contents: 6 replacements with 35 plasters (21 pieces 72x19mm + 14 pieces 72x25mm)