Rack-A-Tiers U-Phase® Wire Markers deliver professional-grade identification for electrical installations with a patented tip design that marks wire up to #6 AWG. This 4-pack includes Brown, Yellow, Orange, and Grey markers featuring quick-drying, permanent paint that resists moisture, dirt, oil, and UV exposure. Ideal for electrical panels, low-voltage systems, and automotive applications, these markers provide superior code compliance compared to traditional vinyl tape while reducing material costs and installation time. The high-visibility formula ensures reliable wire identification in demanding industrial environments.