3M 33PLUS-3/4X66 Scotch 3/4 x 66 Super 33+ Vinyl Electrical Tape, Black – $5.05
from: PlumberSurplus.com

Gardner Bender GTPC-550 20-Feet x 1/2-Inch Electrical Tape 5 Pack Assoreted Colors – $5.73
from: PlumberSurplus.com

3M 10869-BA-5 3/4 x 66 Scotch 35 Vinyl Electrical Tape, Orange – $9.49
from: PlumberSurplus.com