Mask Case CV01 Keep the mask in a temporary folder during each meal in order to reduce the use of paper tissues or envelops. After the meal, use 75% disinfectant alcohol / disinfectant tissue to clean it. It is safe

Mask Case CV02 Keep the mask in a temporary folder during each meal in order to reduce the use of paper tissues or envelops. After the meal, use 75% disinfectant alcohol / disinfectant tissue to clean it. It is safe