https://www.cablecraft.co.uk/critchley-z-type-black-on-yellow-straight-cut-z5-cable-markers-on-reels-1-5-2-0mm-dia-letter-w
Z5R B/Y W - Critchley Z5 Z-Type Black on Yellow Cable Markers
Critchley Z5 z type black on yellow slide on cable markers by Cablecraft Ltd. Marking: Letter W. Mainland UK next day delivery.