Glow in the Dark Word Xray Marker for Speech Pathology or Annotations

Personalized word markers up to 8 characters. Even ask for an arrow! This listing is for ONE word marker not a set. --Size: These are 2.1 x .6 in --Sold as an INDIVIDUAL MARKER --letter size is the standard initials size. Examples: Supine, Mild, Honey, M Soft, X-table, Student, Flex, Ext, Standing, and more!

To activate a good glow :
3-4 mins of ultra violet (black) light.
7-8 mins of direct sunlight.
21-23 mins of fluorescent light (strip lighting or energy saving bulbs)
24-26 mins of incandescent light (standard filament bulbs)