Double Agents Iron-on transfer and Glow in the Dark stickers

The final special offer from Trebor was the glow-in-the-dark iron-on transfer and sticker kit.

Here are the stickers:

Here is the iron-on:

Here is the reverse side of the iron-on.

This advertisment appeared in Hulk Comic in August 1979.

The following is another advertisment from Hulk comic in September 1979:

Thank you to Mark Sandland (Oct 2022), Stephen Hitchcock (Sept 2018), and Darren Stephens (2009) for supplying these items.