This 3M wire label refill roll in blue color is perfect for organizing wires and cables in your home or office. The easy-to-use ScotchCode™ tape allows you to quickly mark and label wires for easy identification. This refill roll is compatible with the 3M SDR dispenser, making it convenient to use. The pack comes with one refill roll, providing ample labeling material for your needs. Please note that this product contains certain chemicals that are known to the state of California to cause cancer or birth defects or other reproductive harm, as indicated by the California Prop 65 Warning.