10 rolls value packs, 7 mil thickness blue vinyl electrical tape 3/4 in. x 66 ft. x 10 rolls UL and CSA listed, industrial grade and premium quality, superior adhesion while insulating and protecting 10 individually wrapped rolls store easily. Used to wire insulated splicing, bundling and other usage Ideal for contractors professional and industrial applications as well as DIYers hobbyists and home use, flame retardant and lead free, resistant to sun water oil acids alkalies and corrosive chemicals Electrical tape has multiple advantages, including strong adhesion, tight winding, and aging resistance Lichamp 10-Pack Blue Electrical Tape Waterproof, 3/4 in x 66ft, Industrial Grade UL/CSA Listed High Temp Electrical Tape Blue Electric Super Vinyl