The colourful replacement pack of stretch tubes are made for every household and make the ideal stretch toys for special needs children.This tube toy is designed in a way to help with those who struggle with sensory processing disorders and fine motor skills; a great option when choosing your autism toys! When the expandable tube is stretched or compressed the noise tube generates a popping sound. You can then pull and connect the stretchy tubes together to create lots of fun sounds. Get creative by twisting, joining and bending the pull tubes into colourful shapes and letters. The stretch tube also helps improve bilateral coordination and can be used as physical therapy toys.