Set of 4 Sensory Tubes provide a beautiful and mesmerizing visual experience for children to interact with each sensory tube is unique and provides a different experience so they can enjoy and play 4 Unique Sensory Tubes Red Volcano, Purple Glitter Bomb, Blue Spiral, Green Fish Tank The Red Volcano erupts with a blast of red magma and slowly smokes and fizzle out, The Purple Glitter Bomb rains down a sensational explosion of glitter in a silvery shine, The Blue Spiral is a factory like rhythmic experience designed to start off quick and then slow to a dribble, The Fish Tank has a variety of sea creatures to find and engage with Self-Regulation Sensory Tubes could be used to help children with anxiety, low frustration tolerance and hyper-activity to slow down and focus on their emotions so they can better interact with their environments Occupational Therapy Tool Recommended for calm down corners for relaxing, calming and destressing or given for sensory break to provide visual stimulation Set of 4 Sensory Tubes provide a beautiful and mesmerizing visual experience for children to interact with. Each sensory tube is unique and provides a different experience. Countless hours of fun with visually stimulating sensory tubes that are vibrant in color. The Red Volcano erupts with a blast of red magma and slowly smokes and fizzle out, The Purple Glitter Bomb rains down a sensational explosion of glitter in a silvery shine, The Blue Spiral is a factory like rhythmic experience designed to start off quick and then slow to a dribble, The Fish Tank has a variety of sea creatures to find, scan and track. All can used for calm down corners for relaxing, calming and de-stressing or given for sensory break to provide visual stimulation. Helps with self-regulation for children with anxiety, low frustration tolerance and hyper-activity to slow down and focus on their emotions so they can better interact with their environments.