Introducing the WSB QUICK MARKING SYSTEM ( 209-643), a must-have accessory for efficient and organized labeling. This snap-on marker, part of the 209 series, features a sleek white design with black vertical symbols for clear and easy identification. With a 5mm width, it fits perfectly on barrier strips, jumpers, and terminal blocks. Not only is it halogen-free and UL 94V-2 rated for safety, but it also offers non-stretchable flexibility for secure attachment. Perfect for industrial and commercial use, this marking system streamlines your workflow and enhances productivity. Stay organized with the WSB QUICK MARKING SYSTEM.