fixer Invisible Colorless Ink Pen Glow in the Dark Pen with Built-In UV Light Gel Pen  (Pack of 20, Ink Color - Multicolor)

Magic pen, built-in ultraviolet light, contains and installs the battery. The pen will use a variety of colors to keep the activity exciting Non-toxic Harmless Flavorless and non-toxic ink, harmless, It can be wrote on T-Shirts,paper,skin! Permanent but washable Satisfaction guaranty If you have any question or hesitation about our spy pen, please free contact. Our support team will reply within 24 hours for any technical support ?Specification: 1.Material: ABS ?Package include: 4×UV light pen