Thickness: 7 mils (carrier, adhesive). Whether you’re repairing, installing, splicing, or bundling wires and other tools and materials, this tape stands up to the demands of your next electrical project.Warning: This product can expose you to chemicals including Di(2-ethylhexyl)phthalate (DEHP), which is [are] known to the State of California to cause cancer and birth defects or other reproductive harm.