Rhino 1805432 1" Black Vinyl (24mm) Labels are great for color-coding wires and cables, patch panels, equipment switches, and breaker boxes. These black vinyl labels contrast sharply with their white text, making them easy to read and the perfect solution for anyone trying to improve the visual recognition of warning messages. These durable labels can be used on all surfaces both in- and outdoors and are designed to withstand direct sunlight. for all all surfaces. Ideal for outdoor and color-coding applications. Warning messages, wires, patch panels, equipment, machinery, etc.