Bring out the detective in everyone by revealing secret messages and words with our always popular spy glass decoder! Use our decoders (red filter) to expose hidden messages in specially printed promotions or for hidden messages on websites. This hand held, single eyed decoder, measures 2.25 x 5. Great for your next direct mail campaign!

Sold in increments of 50. Also available in plain white, full-frame with double red lenses and plain white, hand-held viewers with double red lenses.