Because it is translucent, it is easy to check the state of pigment precipitation. It becomes a standard at stirring. There is a sense of security with the inner lid, but the inner lid of the essential is immediately damaged. There is no trouble to detach the inner lid and it seems that it is sufficiently sealed.
Because it is made of resin, it is not affected by chemicals. Because the price is also cheap, it is wonderful to add supplements of medicine very easily because it is a model with a wide mouth and mouth that can procure at a stretch. Usually I think that the model with wide mouth here is easy to use.