This lot includes 5 rolls of 3M Vinyl Electrical Tape 37, each measuring 3/4 inch in width and 66 feet in length. The tape is perfect for use in various electrical applications, and the brand 3M is known for its quality and reliability. The unit type is in feet, making it easy to measure and apply the tape as needed. Whether you're a professional or a DIY enthusiast, this electrical tape is a great addition to your collection.