What is Reddit's opinion of
"Heat Shrink Tubing, CZXJKKL Black Duall Wall Heat Shrink Roll Tube Adhesive-Lined 3: 1 Shrinking Ratio Cable Wire Sleeving Wrap Dia 25.4mm (1 Inch)"
1 comment of this product found across Reddit:
I use 3/8" PET sleeving and secure it with 1" 3:1 heat shrink, like this.
US Amazon links, but here are two products I've used:
3/8" PET sleeving
1" heat shrink
Let me know if you have any more questions!