功能

• Since it is a cup shape, it gently wraps the chin and ensures the fit.
• 3M original exhaust valve makes breathing easier. (Only for products with exhaust valve)
• By lightly pressing the nose clip, it fits the shape of anyone's nose, reduces leakage from around the nose, and achieves a high fit.
• Standard type with high particle collection efficiency.
• A standard cup-shaped product that is easy to wear.