Originally Posted by dsbrantjr

I work in the electronics and aerospace industry and have never seen any kind of wire or cable damaged by the heat shrink process. Having said that my preferred method of bundling wires and cables is by using waxed flat lacing tape. The best method of making a "spot tie" is to make a clove hitch over the bundle then lock it by tying a square knot over it. https://www.youtube.com/watch?v=r_IM844c9SE The running knot type is sexier but takes more practice. https://en.wikipedia.org/wiki/Cable_lacing These methods are far superior to using zip ties; they are lighter, less bulky and less prone to damage the wiring. Unless you make spacecraft harnesses for a living a spool will last a lifetime: https://www.cabletiesandmore.com/nylon-lacing-tape Also works for strapping cables or hoses along the frame and won't scratch your skin or damage the paint like zip ties.