Multipack of 4 - EK SUCCESS-Glue Pen: Fine Tip. This is the ideal pen to have handy for when you are working on a paper creation! It can be used in two different ways: permanent and repositionable. The glue is blue when it is wet and clear when it is dry. This package contains one 0.25oz glue pen. Conforms to ASTM D 4236. Made in USA.