General description This heavy-duty Pentel N50XL Jumbo Marker features a hard-wearing chisel tip and an extra-large ink capacity for long-lasting use. The permanent ink is waterproof, making it ideal for marking and labeling in industrial environments. The jumbo felt tip writes a variable line width of 2.0 - 14.0mm, allowing for both fine and bold marking. This pack contains 6 markers with black ink.