Not only are these assorted highlighters a fun addition to stationery supplies, they're also perfect for the budding spy and an easy way to keep top-secret messages safe! Write the secret message with the invisibility ink and reveal with the colored end. Can also function as an erasable highlighter. Safe and non-toxic. Plastic. 6 3/4" Conforms to ASTM D-4236. © 2019 Raymond Geddes. All rights reserved.
- Unit of Measure: Per Dozen