Disposable dust mask/hook type/with exhaust valve (10 pieces) DS2 DD11V-S2-5 1 bag (10 pieces)

The inner frame and face contact fabric provide a tight fit to prevent gaps from forming between the mask and your face. The three-dimensional structure makes it easy to breathe and talk. It has a hook type that makes it easy to attach. Equipped with an exhaust valve to reduce breathlessness and discomfort. Classification: DS2 Quantity: 1 bag (10 pieces) Material: Face contact cloth/polyester, polyurethane, drawstring/polyester, polyurethane, inner frame/polyethylene Intake and exhaust resistance: 55 Pa, 45 Pa or less Certification: Type Certification Number TM747 Drawstring type: Hook type Usage time limit: 15 hours Particle collection efficiency: 95.0% or more Weight: 21g or less