In the rainy season, clean cotton swabs to store?

The spring in the south is always rainy day is more, almost every week for a few days of rain, on such a rainy weather, clean cotton swabs to store? We all know that clean cotton swabs, purified cotton swabs cannot insolate, after exposure of clean cotton swabs sponge head was going to be easy yellowed. In the rainy season, however, although there is no strong sunlight, but there is another note is damp, clean cotton storage environment must be kept dry and ventilated. Easy to mildew, damp environment clean cotton directly discarded.