The Ooze tube medium size is a 12cm is visually soothing and calming to look at. A great toy for special needs or as a desk distraction.
Small ... 12cm tall this will run for approximately 2-4 minutes
Large ... 20cm tall this will run for approximately 9-17 minutes
The ooze time is quite different depedning on ambient temperature. Place it in a warm space for quicker times and the fridge for slower.