It is a vegetable preservation gussu that can be easily stored correctly. Instead of plastic wrap, wrap cabbage or Chinese cabbage and use it. Wrap the vegetables so that they directly touch the plum charcoal dough. * If it is in a bag or plastic wrap, take it out and wrap it. You can use it over and over again. "Plum charcoal washi", which has an antibacterial effect, was used inside. It has the effect of suppressing the growth of bacteria. We make effective use of plum seeds that would otherwise be discarded as industrial waste. Since it is a vegetable pick, it uses materials that can be reassured. It can be washed in a washing machine. Put it in the laundry net and wash it.