The use of the invention is that it can put the time to market or supermarkets.Its effect is to reduce the use of plastic bags and help reduce global warming , and also save money .Before this invention ,we will use only the plastic with the purchase of the bags from the shirt making plastic bags down . And if everyone attention using the bags from the shirt even more it will reduce global warming. and if using a plastic bag. The amount of carbon dioxide that is released into the atmosphere, the world. From combustion in the manufacturing activities and the destruction of the plastic bag, it will better.