Product description
This rubber stopper is used to adjust the length of the barrier mask cords.
How to use this cord stopper?
Fold the cord, slide it into the oval hole and then pull it out through the small hole.
You need two stopper per mask, so six regulators are equivalent to three masks.
Attention: the fabric mask is not a medical device.
Details :
Diameter: 9 mm
Thickness: 4 mm
For 2.5 mm cord
Sold in packs of 6 pieces









