The Berol Toughpoint is a heavy duty permanent marker with an extra large ink capacity and reversible nib for long lasting use. The water resistant ink works on most surfaces for labelling, displays and more. The chisel tip writes a 2.0 - 5.0mm line width for both bold and finer lines. The marker also has an extended cap off time of up to 2 weeks without drying out. This pack contains 12 black markers.