Shuttle Art Permanent Markers Black, Pack of 24 Fine Point Permanent Markers, Black Ink, Permanent Marker Works on Plastic, Wood, Stone, Metal, Glass for Marking

Customers find these markers comparable to Sharpies in quality and functionality, with bright black ink and good value for money. They are particularly suitable for classroom use, with one customer noting their effectiveness for charting and scheduling. The ink duration and drying time receive mixed feedback - while some say they last longer than expected and dry without smudging, others report they don't last as long and dry up quickly. The tip quality also gets mixed reviews, with several customers finding them too soft.