Glows in the dark! Tri-blade fidget spinner. Squeeze the center bearing, give the blades a flick and watch it spin. Very addictive fidget sensory toy. 3". Safety tested and packaged in a plastic blister pack, Fidgeting stimulates neural responses to produce an increase in blood circulation in the brain and extremities, so it can ease the symptoms of generalized anxiety disorder, ADD, ADHD, obsessive-compulsive disorder, dementia and autism. A great aid to assist in quitting smoking. Keep your hands busy and distracted. NO BOX