This lot includes 10 rolls of American made Copper Tape, each 100 feet long and 3/16 inch wide. The tape is designed for use in stained glass and mosaic art projects and is specifically made with a black backing for a sleek and professional finish. With this lot, you can have plenty of tape on hand for all your crafting needs. Whether you are a seasoned artist or just starting out, this Copper Tape is a must-have supply for your collection.