House of Marbles Secret Agent Spy Pen Invisible Ink UV Pen by Amazon.co.uk
Price last update: 13/06/2025
- • Contains instructions on how to write and decipher codes
- • 2 x code wheels, message pads and pencils
- • Great for entertainment
- • Message pad measures 7cm x 7cm approx
- • Not suitable for ages under 3 years
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House of Marbles Secret Agent Spy Pen Invisible Ink UV Pen by Amazon.co.uk