Features: - One size fits all, adjustable buckle makes it, perfect for men and women of all sizes. - Adjustable face mask lanyard ear savers for masks special for reducing the ears' pain and pressure of long time wearing a mask. - Clip the small hooks to the elastic bands on your mask. Like a glasses retainer, just slip it over your head and wear like a necklace. - Only need to clamp the rope at both ends of the mask, and then hang the mask adjustment rope around the neck, you can easily prevent the mask from falling. - Awesome for Nurses, Doctors, Teachers, Servers, Bartenders, Dental Hygienists, Dentist, Eating Out, Essential Workers, Healthcare, Government, Security, Police and More. - When not in use, you only need to hang him around your neck, it will not interfere with the normal work of the person, and will also prevent your mask from being lost and secondary pollution. Specifications: Material: Polyester fiber