Snap-on Type Colorful Cable Markers 0-9 Digital Line Marking Tube Color-coded Number Tag Label For Wire 1.5mm² 2.5mm² 4mm² 6mm² - Cable Ties - AliExpress
Plastic Snap-On Wire Markers - PVC Clip-On Cable Marking Sleeves | ZipTape® Label ID Systems
Printable Clip On Wire Markers | Partex
RS PRO Snap On Cable Markers, Black on Orange, Pre-printed "6", 3 → 3.4mm Cable | RS
HellermannTyton Pre-Printed Cable Markers, WIC Snap-On Range | Rapid Online
KN Series Cable Markers clip type cable marker snap-on cable marker