Introducing the WSB QUICK MARKING SYSTEM ( 209-691), a must-have accessory for easy and efficient organization in any workspace. Designed in a sleek white color with bold black markings, this marker boasts a 5mm width for clear and concise labeling. Snap-On compatibility ensures hassle-free installation, while its non-stretchable construction guarantees long-lasting durability. UL 94V-2 flammability rating offers peace of mind in safety-conscious environments. Perfect for vertical marking with symbols, this marker is ideal for use with Barrier Strip Jumpers, Covers & Markers, Barrier Terminal Blocks, Strips & Accessories, and Connectors. Stay organized and compliant with the WSB QUICK MARKING SYSTEM.