- Lightweight, sweat absorbable, air permeable, allergy free, perfect fit, max comfort, wraparound design, adjustable straps, etc.
- Compatible with most m-a-s-k as long as they are of the 4 point connection type.
- Smoother interior surface that is less likely to cause irritations or abrasions to the skin.
- Unhook your old headgear, put the new one one the same way, position the hole in the back of your head and tighten to keep in place.
- The head strap belongs to consumable products, for your comfortableness and heath, it is recommended to replace the headgear after 3-6 months of use.