Tegeme 4 Pcs Invisible Ink Pens and 4 Pcs UV Flashlights, Blue and Black

8 Piece Set for Group Play: includes 4 invisible ink pens and 4 mini UV flashlights, so participants can write and reveal secret messages together during treasure hunts, mystery games, party activities and creative gatherings; Invisible ink pens and UV flashlights clearly explain the complete set
Write and Reveal Hidden Notes: create secret messages, clues, maps and drawings that appear clear during normal viewing and become visible under the included light; This secret message pen set supports invisible writing activities without requiring a separate light source
Parties and Activity Tables: compact pens and flashlights are easy to arrange for party favors, craft tables, scavenger games, sleepovers and group entertainment; These party favor pens and treasure hunt supplies help organizers prepare an interactive activity with matching pieces