What is the quality of the glitter cardstock? Is it premium or prone to shedding?
It is premium, no-shed design.
What is the weight or thickness of the cardstock?
Each sheet measuring standard A4 size (8.3 x 11.8 inches) and weighing 250 gsm.
Does the cardstock come with adhesive backing or glue on the back?
No, just a plain white backing.