Crazy Aaron's ghost writer's invisible ink
The multiple award winning Thinking Putty is made in the USA, is non-toxic, and contains no latex, gluten, wheat compounds, or phthalates. It is safe for use by people with sensitivity to wheat or latex.
- safe for children 3 and up
- putty can stain, therefore children under 8 should be supervised
- silicone-based, will never dry out
- made in the USA