Magpie Monomer requires the use of a Magpie primer prior to application.
Make sure you are using the correct ratio of powder to liquid. The combination of this liquid and Magpie Acrylic Powders create a smooth bead surface that requires very little filing and reduces the time required to produce a set of nails considerably. The Magpie Acrylic system is a wetter system. Be sure to practice before applying product to a clients nails. 
Monomer is HEMA free.