BONNYCO Invisible Ink Pen and Notebook, Pack 8 Space Party Bag Fillers for Kids, Pinata Toys | Birthday Decorations | Stocking Fillers for Kids Birthday | School Prizes, Space and Universe GiftsPACK 8 SPACE Top Secret Pack Space contains 8 sets of an invisible ink pen UV light (batteries included) and a small notepad with fun 3. 3x3. 8 in drawings of the outer space. There are a total of 8 magic pens in 4 different colours: blue (x2), purple (x2), green (x2) and yellow (x2). Clear ink is the same colour in each SUPER FUNNY The spy pens for girls and boys can be used to write secret phrases or drawings in the notebooks, which can only be