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Toothbrushes need to be changed termly in case of the breeding of bacteria.However,the abandoned toothbrushes is a waste of resources.Are we able to reuse the abandoned toothbrushes?This toothbrush is designed for solving the problem.In this design,we can take off the toothbrush heads which will be abandoned,and connect them by the slots on them.Then we will piece together them into a big brush.We can use the big brush to brushing shoes,sinks,bathtubs,toilets,and so on.It is a good action to save resources,meanwhile,the toothbrushes are reused.