Telescopic / Rubbershoes

Nowadays, the earth was destructed, and there were many disasters happened unfortunately at the moment.
During the time, people should bring the sprit of person drowning oneself drowns, helping victims rebuild their homes as soon as possible.
Using the telescoping, to improve traditional rain boots which are not easy to take off, put on shortcomings.
This way let the users take off, put on rain boots is much more convenient and fast.
Relief operations
fast retool, increase the rescue time.
Fluorescent coating
at night can increase more security.