extender lanyard adjustable hook mask strap hook,anti-slip ear pain relieved from wearing long-time 18.5*2.2cm

protect the ears:relieve the pain and pressure of your ears caused by wearing the mask for a long time. broad adaptability:4 level adjustable and 5 color(red, primary colors, blue, black, white), suit for adults kids men women. environmentally friendly design:light weight, environmentally silica gel flexible material, easy to clean and reuse, fits perfectly to your head, maximum comfort design, tasteless, long life.