In the actual application process, the suction and reaction force of inflatable rubber fender is relatively high, so its protective performance is very strong when used. The inflatable rubber fender is an indispensable protective equipment for wharf and ship because of its low price, long service time and convenient use. Rubber fender can float on its own, and its safety performance is guaranteed. Although the inflatable rubber fender can be used for a long time and the quality is very good, but we also need to pay attention to the normal maintenance of inflatable rubber fender in the course of operation. Regular maintenance can make the fender longer in service life. If the inflatable rubber fender is not well maintained, the fender of the best quality may also have many defects in the course of operation.