Sterile Metal detectable. Soft, flexible washproof material. Allows skin to breathe. Low allergy adhesive. Latex-free. Whilst incorporating all of the modern features of Dependaplast Washproof Plasters, the Dependaplast Blue Plaster range provides a bright blue colouration that makes them instantly visually detectable should it accidentally come into contact with food. An aluminium strip located behind the dressing pad is clearly detectable to metal detection devices in food processing facilities. 7.5cm x 2.5cm