While the hippo water roller is a form of domestic exercise, it is an absolute awesome invention that helps those who have to transport water manually from a well or other water source more efficiently and safely.
Previously people in African countries carried water balanced on their head with a container that leads to cranial and spinal injuries. The Hippo water roller users a plastic barrel made of polyethylene and is sterilized to allow the safe transportation of up 24 gallons of water which is a much higher incapacity than the previous 2.5- to 5-gallon capacity of more traditional methods.
This had led to very positive results with improving the people living in impoverished conditions to improve their quality of life where previosly there was limited access to water.
This has gained the acceptance of that men who previously viewed the act of retrieving water as not being very masculine. This has given women more time to pursue education and improve their literacy as the traditional form of water retrieval is very time consuming.