Try it. No refunds. Not self illuminated (only the particles): colors can change under ambient room lights and omni-lights. Particles always will be near the floor, as you can see at lone of the snapshots. Looks better at dark rooms. More particles available by request.
WARNING: For a better look, use on settings/advanced the option "Accelerated graphics (Direct 3D). With other options, maybe the effect is not visible.

*** Products in scene: LINK

*** Below, an example of more particles available: request it if you want ***