The Touch Bubble Tube changes colours by sensing when a user has touched it!Watch as the children are captivated through exploring their senses. The colourful illuminated bubble tube becomes immediately much more tactile and explores different senses through vibration and visual learning. Use the bubble tube in your sensory room or dark den. Suitable from birth. Measurements: 1.75m x 150mm.Please note additional delivery charges will apply outside of mainland UK.