Very thin and easy to use. Package Contents: 12 Box Nail Art Glitter Powder | Be suitable for nail art decoration with nail polish, UV builder gel, acrylic, etc. | Making your nails sparkling and adding shiny colors to your nails!?it need absorb light source from Led or sunshine and then it can illuminate in the dark? | NOTICE:USE TOP COAT or BASE COAT to MIX the POWDER ,then apply to your nail ,it will be a better Manicure effect , Be suitable for home use or professional use | LOW IN THE DARK POWDER LUMINESCENT NAILS PAINTING NEON PIGMENT FLUORESCENT