Brady B500 is a polymer coated cloth with a printable topcoat and a rubber based pressure-sensitive adhesive. Brady B500 is a general purpose material for a variety of preprinted labeling and wire marking applications requiring durability and economy. - Brady B500 has good oil and water resistance and good print durability. B500 has excellent flexibility for wrapping around curved surfaces. Our B-500 repositionable vinyl cloth Porta-Pack books are a convenient way to ensure the wire markers you need are always on hand.