UV Reactive Putty

$3.18 inclusive of GST & postage

A bouncy putty that shows its true colour in the sun or under UV light!  The putty contains leuco dyes that vividly change colour when exposed to UV.
A fun reversible change that even Einstein could have used to demonstrate his science.

Age:  5 to 12 years
Included:  25g putty of one colour + UV light source in metal tin & 1 instruction sheet
Minimum order: 12  (packs of 12)   FREE shipping

Categories: , SKU: BB07

Description

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