Type: 3:1Heat Shrink Tubing with Adhesive/Glue. 5: Pls use a lighter or a heat gun to heat shrink. Shrink Ratio: 3:1. Colour: Black / White / Red / Green / Blue / Yellow / Clear / Orange. 3: Ø1mm - Ø6mm are round type; Ø≥7mm are flat type.
eBay