When you nail the adhesive and adhesive first
The bottom glue is isolated, if a surface cut, you worry about color seeping into the nail surface resulting in nail discoloration, only need to use a primer, primer to light, is really between armour and colors with a transparent insulating layer.
Primer and adhesive function, should be the first to use adhesive, adhesive is not light, the role of adhesive is to improve the bonding performance of the nail surface, using adhesive can directly on the color, not necessarily with bottom glue.
