A snug fit is one of the main factors that determine mask effectiveness. This set of three (3) adjustable, elastic straps ensure a proper fit on any face mask with ear loops. Keeps it handy around your neck, so you never lose it when it's not in use.
HOW TO USE IT: Just pull the earloops through the clip and voila! You’re done.
GOOD TO KNOW: Fully adjustable: Adjust the height of the strap and where it sits on your head and ears by pulling it through the clip.
DETAILS: Elastic strap with adjustable metal buckle. Machine washable. 7.08” (18cm) x 4.3” (11cm).