☰ mtdb > Tricks > Trick< Back to all tricksInsight Double Blank Cards Permalink: mtdb.co/?InsightDoubleBlankCards Creator: Hugo Shelley These are extra refill cards for ESP Insight. Insight double-sided blanks are available in sets of 5 and can be programmed with any number from 1-13 using the Insight reader. They are the same thickness as normal playing cards and can be read at a distance of 4.5 inches (11.5cm). Buy From: REVIEWS No Reviews Yet. about | login | register | dealers | tricks | creators | contact |