The Illuminated Glow Roller Shakers are an engaging set of six metallic cylinders with illuminated contents for rolling, shaking, stacking, and turning. The Illuminated Glow Roller Shakers light up when switched on and provide an engaging and multisensory experience. An attractive docking station charges them and provides easy self access. Docking station measures L28 cm. The roller stays on the chosen colour when it is turned on/off. They take 4 hours to fully charge and last approximately 5-6 hours.