5 mm Heat Shrink Tube
Heat shrink tubes are highly underestimated components in electronics. It has a really high usefulness.
Use heat shrink tubes to bundle wires together, to protect wire joints from abrasion, seal electrical joints, etc.
This is a heat shrink of diameter 5 mm.
It costs Rs 10 per meter. If you order more than a meter, you will get one long piece of the ordered length.