These top quality show me markers have been designed specifically for educational use the slim barrel and easy fit lid make them perfect for small hands the tough nib is pressure resistant and anti splay for long lasting use the pens also feature a xylene free low odour ink with a cap off time of 24 hours this pack contains 100 black medium tip pens and also comes with a pack of 4 assorted markers for classroom use premium quality drywipe pens for classroom use slim barrel and easy fit l