Strathmore black fine art paper. Gel pens, neon pens, neon pastels, pastels, acrylic markers, glitter gel pens. Glitter responds beautifully to variety of lighting conditions. Color seen on select artworks activates and glows in black uv / uv light, revealing additional hidden perspectives of the piece. Check back soon for additional demonstration ( videos and photographs of the artwork in variety of lighting conditions ) .