Click here for UV lighting  products
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UV Torches from UV Gear
Click here for all UV Reactive paints, dyes and UV inks
Click here for UV reactive plastics and PVC materials
Click here for UV Blacklight Decorations and Party props
Click here for UV Glow in the Dark Makeup  range
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Click here for UV Glow adult products!
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Special Offers from UV Gear
Covert UV Security products and UV invisibles
UV Fluorescent glow PC  computer modding products
UV Detective for infection control & cleaning inspection

UV Halloween Products Here!

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Ultra Violet Permanent Marker Pen - Thick Nib
Permanent Invisible Marker Pen

A thick nib general use permanent UV marker pen (nib diameter 6mm). Made in-house and carries 10ml of our special industrial grade marking ink which is ideal for both interior and exterior marking such as bikes, ipads, phones, computers etc. Mark with surname and postcode and acts as deterrent. If goods are unfortunately stolen then police recovery and return is far more likely. Mouse over image to see before and after effect!

Invisible to the naked eye so suitable for applications where the standard marker just won't cut it!

In stock in invisible blue ink. We also offer our pens with both red and yellow invisible inks. Please contact us for further information on 01737 233 890 or email

Thick Nib Marker Pen
Supplied in:
Single pens

Hundreds of UV products just a click away visit our specialist departments below

UV Sport Dept

Duralight LED Rope light in many colours

UV Light Dept

UV Lighting

UV Paint Dept

UV LED keychain light 375nm

UV Decor Dept

UV Torch Dept

We have over 250+ UV lines in stock and on same day despatch.
If you need any advice before buying, please call our friendly team on 01737 233 890 or email


Tel: UK +44 (0)1737-233890      Fax: UK +44 (0)1737-233600      Email:      Tell a friend about us!