Spy Pen

House of Marbles Invisible Ink Spy Pen – Secret Message Writer

Unleash your inner detective with the House of Marbles Invisible Ink Spy Pen, a must-have gadget for young spies and secret agents. This sleek, 13 cm pen allows you to write hidden messages that remain invisible under normal light but are revealed with the built-in UV light. Ideal for secret notes, treasure hunts, or spy-themed parties, it adds an element of mystery and excitement to any adventure.

Key Features:

• UV Light Activation: Built-in ultraviolet light illuminates invisible ink, revealing secret messages.

• Compact Design: Measures approximately 13 cm, making it easy to carry and conceal.

• Durable Build: Designed for everyday use, ensuring longevity and reliability.

• Perfect for Gifting: A fun and engaging gift for children aged 6 and up.

Whether it's for a budding spy, a creative child, or as a unique party favour, the Invisible Ink Spy Pen offers endless possibilities for imaginative play. Its discreet design and functionality make it a standout addition to any toy collection.

• EAN code
  5014631013839
• Brand
  House of Marbles
• National Shipping
  Yes

Local Delivery
Stewarts offer free delivery on all orders over £50 within our local area. For orders under £50 we charge £7.95. Below is a map showing our local area, if you are outside this then unfortunately, except for selected nationally deliverable products, we are unable to deliver to you but you are very welcome to use our click and collect service.

Once your order has been placed we will be in contact within three days to arrange a time and date that will be convenient for you to receive the delivery.

National Delivery (selected products)

For products featuring the national shipping symbol above, delivery to mainland UK addresses is £7.95 for orders totalling less than £50 and free of charge above this.

Click and Collect
All Stewarts stores offer the option to reserve items, pay for them online, and collect them in store. You can see from a glance which stores have the item you are viewing by looking at this section:

Once your click and collect order is complete we will send you an email to confirm that the items are ready for collection. We do ask that items are collected within 7 days or a refund will be issued and the products returned to sale.

Gift Card Delivery
Stewarts gift cards can be delivered anywhere in the UK free of charge. Orders are posted at the end of the working day by Royal Mail First Class. Royal Mail have a next-day delivery aim for First Class letters and parcels, but delivery times are not guaranteed especially in busy periods.