This product is designed, manufactured, labeled, and packaged for sale to industrial and professional customers for workplace use; it is not intended for consumer sale or use Say It: Speaking Diaphragm is designed to help provide easy communication Hear It: Secure Click connection helps provide confidence that filters/cartridges are installed properly. Simply align the connections and push until you hear a click Check It: Easy, one-touch seal check helps increase worker confidence that the respirator is being worn properly Feel it: Experience the breathability and comfort provided by the world’s first quad-flow cartridge system Low profile design offers a wide field of view and compatibility with certain welding and grinding shields Faceseal designed to sit lower on the nose bridge to help improve eyewear compatibility Easy-adjust head cradle buckles provide two-way adjustability For workplace/occupational use only