The dressing uses a hypoallergenic adhesive to reduce the risk of skin irritation, and the blue polyethylene strip is wash proof. The wound contact pad is a blend of viscose, polypropylene and polyethylene offering a low water absorption and high level of cushioning and impact resistance.The sterile dressings fulfil the requirements of the ISO 10993 standard for biological compatibility. When used correctly they protect against cross contamination between blood, body fluids and products handled. This makes them ideal for protecting employees working in food processing factories and restaurants.