Wicked Glow in the Dark Base 8ozWicked Glow in the Dark Base 8oz Wicked Glow in the Dark Base is a must have product for anyone looking to add a mesmerizing glow in the dark effect to their artwork. With its transparent formula, this base is designed to be applied over colors, allowing you to create stunning illuminated masterpieces. To achieve the best results, it is recommended to expose your artwork to direct light for about 2 to 4 hours, allowing the colors to absorb the light.