- Glow in the Dark NeeDoh gives groovy a whole new look! In the dark, this groovy glob gives off a green glow that fills your hands with a squish that will blow your mind and mellow you out. Glow in the Dark NeeDoh is filled with a non-toxic, dough-like compound that always returns to its original shape. When the sun goes down, lighten up your mood with Glow in the Dark NeeDoh!- Glow in the Dark NeeDoh makes a great gift and is perfect for schools, party favors, those with special needs, an addition to the office, and is exactly what you need to decompress! A fidget toy that satisfies and soothes; NeeDoh is appropriate for anxious tendencies and helps promote focus, attention, and centering