15-cm-long zip tie markers with an ID 7.5 x 5 cm flag Perfect for a wide range of applications, including cables, wires, pipes, valves, machinery, and much more. provides color-coded identification for warnings and important messages. Since these flag tie markers cannot be put back on and must be cut to remove, they are impervious to tampering. Flag ties are the ideal way to identify equipment, manage inventory, and much more.