Note: Your first filter comes pre installed in your LUFTMASKE
Insert valve from outside-facing side of the mask. Press to snap into the mask.
Fasten neck strap around the elastic ear loops from below the ear grips.
Remove neck strap.
Pull to remove valve.
Detach filter from velcro fasteners on either side.
Place filter against inner-side of the outer shell of the mask.
Snap open valve by pushing outwards. Insert back of valve from behind the filter. Insert front of valve from outside the shell and snap close with the back of the valve.
Place filter against inner face of outer shell and attach the filter to outer shell using the velcro fasteners on either sides.
Place silicone ear grip over the elastic ear loops and pass the loop through the slit of the ear grips.
Fasten neck strap around the elastic ear loops below the ear grips.
Slide elastic over the ear grips.