---
product_id: 543611189
title: "Thames & Kosmos Spy Labs Secret Message Tools"
brand: "thames & kosmos"
price: "HK$228"
currency: HKD
in_stock: true
url: https://www.desertcart.hk/products/543611189-thames-and-kosmos-spy-labs-secret-message-tools
store_origin: HK
region: Hong Kong
---

# Forensic & detective play Dual invisible ink pens Ages 8+ secret agent gear Thames & Kosmos Spy Labs Secret Message Tools

**Brand:** thames & kosmos
**Price:** HK$228
**Availability:** ✅ In Stock

## Summary

> 🕵️‍♀️ Unlock the power of invisible secrets—be the agent everyone envies!

## Quick Answers

- **What is this?** Thames & Kosmos Spy Labs Secret Message Tools by thames & kosmos
- **How much does it cost?** HK$228 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hk](https://www.desertcart.hk/products/543611189-thames-and-kosmos-spy-labs-secret-message-tools)

## Best For

- thames & kosmos enthusiasts

## Why This Product

- Trusted thames & kosmos brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Compact & Portable:** Lightweight and travel-friendly design (10.92 x 3.05 x 7.37 cm, 82 g) fits perfectly in your secret agent kit.
- • **Invisible Ink Magic:** Write secret messages that vanish once dry, only to be revealed by the matching pen—perfect for covert communication.
- • **No Batteries, No Hassle:** Ready to use out of the box with no assembly or batteries required—instant spy action anytime, anywhere.
- • **Trusted Spy Labs Quality:** From the experts in detective gear, ensuring authentic and educational spy tools for young agents.
- • **Interactive Detective Experience:** Engage in immersive pretend play that sharpens critical thinking and problem-solving skills through forensic and tracking techniques.

## Overview

Thames & Kosmos Spy Labs Secret Message Tools include two unique pens with special invisible ink that lets kids aged 8+ write and reveal secret messages. Designed for interactive detective play, this compact, battery-free kit promotes critical thinking and imaginative role-play, making every child feel like a first-class secret agent.

## Description

Spy Labs Secret Message Tools

## Features

- Spy Labs Incorporated's activity kits and equipment provide an engaging and interactive way for kids to learn about detective work, including forensic analysis and tracking techniques.
- Includes two unique pens that allow you and your fellow agents to exchange secret, confidential messages.
- The pens use a special ink that becomes invisible once dry; write a secret message with one pen and rest assured: only the other pen can be used to reveal what you wrote!
- Promotes pretend play as kids ages 8 and up take on the role of detective, setting out to unravel mysteries one tough case at a time.
- Become a first-class secret agent with Spy Labs, the Detective Gear Experts; your trusted source for all your essential spy tools and gear!

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Product Dimensions | 10.92 x 3.05 x 7.37 cm; 82 g |
| Manufacturer recommended age | 8 - 10 years |
| Item model number | 548013 |
| Educational Objective(s) | Reading |
| Language: | English |
| Number of Game Players | Multiple |
| Assembly Required | No |
| Batteries Required? | No |
| tech_spec_battery_description_toys | Not required |
| Material Type(s) | Plastic |
| Remote Control Included? | No |
| Color | multi |
| ASIN | B0BS4GZS3S |

## Images

![Thames & Kosmos Spy Labs Secret Message Tools - Image 1](https://m.media-amazon.com/images/I/81OcTSItcEL.jpg)

## Frequently Bought Together

- Thames & Kosmos Spy Labs Inc: Secret Message Tools Exchange Confidential Info w/Secret Pens | Essential Tools & Tricks of The Trade from The Detective Gear Experts for Young Investigators Medium
- Thames & Kosmos Spy Labs Inc: Fingerprinting Kit Identify, Collect, Analyze Fingerprint Evidence | Essential Tools and Tricks of The Trade from The Detective Gear Experts for Young Investigators
- Thames & Kosmos Spy Labs Inc: Secret Codes and Ciphers Learn How to Make & Exchange Coded Messages! | Essential Tools & Tricks of The Trade from The Detective Gear Experts for Young Investigators

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**Shop now:** [https://www.desertcart.hk/products/543611189-thames-and-kosmos-spy-labs-secret-message-tools](https://www.desertcart.hk/products/543611189-thames-and-kosmos-spy-labs-secret-message-tools)

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*Product available on Desertcart Hong Kong*
*Store origin: HK*
*Last updated: 2026-01-26*