Precautions in product usage:

• Sheet in the mask outfit is disposable. It must be replaced after every use.
• The product should be stored somewhere indoors in a clean, dry, and ventilated place at normal room temperature, less than or equal to 80% relative humidity.
• Long-term use of a sliding buckle of the mask frame is likely to result in damage to the product, if any, please replace it with a new one.
• Long-term use of a modulating rope is likely to result in an inelastic state. Please replace it if discover such a state.
• If damage or deformation occurs to the product, please do not use it.
• Please do not use it in case of package damage.