4pcs of mask lanyards. 4 colors. Keep your face cover or glasses in reach at all times,4 packs great for the whole family to change at will. One size fits all.The folded length is 35cm. Adjustable buckle, perfect for Perfect for men, women, teens, kids, all ages. Keep Your Face Protection Clean and Close By - Don't Risk Getting Your Mask Dirty or Losing It by Setting It Down Or Shoving it In Your Pocket. The mask lanyard is made of soft cotton material,lightweight and comfortable.Leave one in the car, office, home, wherever you may frequently visit. Never lay your mask down again and then need it. 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. Will work with your existing ear saver or headband.Rest your ears and breathe easy.