Quantity:
A set of two pens which write with invisible ink. The cap of each pen contains a powerful 'black-light' UV beam, which can be used to illuminate a message, and make it visible.Each pen contains invisible ink, UV lamp, 4 x batteries for 36 hour battery life.Pack is 190 x 120mm.Write a review about: Secret Message Writing SetAsk a question about: Secret Message Writing SetPeople who bought this item also bought:
