Features: 1) With the UV shredder pen, keeping stuff to yourself is simpler than ever before 2) Use the top-secret UV ink and light to write and read notes that no one else can see 3) When you've done...
Features: 1) 2-in-1 invisible ink pen with UV light 2) Write invisible messages or designs on any dry surface 3) Images can magically appear with the UV light 4) People can put down their bright ideas...
