Viva Decor 82ml Glass Effect Gel Contour, Black This unique glass effect gel can be used on all transparent surfaces Produce your own incredible glass design effects Use with a stencil or dab it on to leave a lasting impression on your artwork This package contains one 82-mL bottle of glass effect gel Available in black color Achieve a totally unique effect with the Viva Decor Glass Gel Pen Transparent when dry, just like real glass Control the size of the drops of gel you apply with the pen applicator Suitable for stenciling using a template Dry in an oven at 160 degrees for 15 or 20 minutes to make it more permanent