Secret Pen, with secret and developer inks, used for secret writing, mark, diary or others, suitable for promotion and gift.

Magic Games Pen
Two nibs with secret and developer inks.
Could produce as your customized artwork and design.
Suitable for games and promotion.

Quality reaches CE/ROHS/EN71 certificates.
Features:
Secret pen for secret writing and mark
Insivible ink and developer ink
Also used for secret message and diary
Customized printing artwork
Package:
1 pc/polybag, 1000 pcs/ctn
Carton size, 40*28*31cm
G.W./N.W., 10.5/9.5kgs