For all your needs in school to permanently label items to ensure they stay where they should and avoid cupboard confusion, this pack of permanent markers will do the job.
Permanently marks on cardboard, photo paper, corrugate, wood paper, plastic, metal, leather and most other surfaces
Particularly intense pitch black that delivers precise strokes
Extra long life of up to 10 days with the cap off, ideal for intensive usage
Durable bullet tip (2 mm) stands up to heavy use