DescriptionThis product is a set of face mask lanyards, which are made of premium material. They are very lightweight and durable. They can prevent the mask slipping. with adjustable design, the length can be adjusted to your needs. Your ears can get rid of the red and swollen and pain troubles.Features-Material:Silicone-Size: Approx. 57 x 0.6 x 0.5 cm /22.44 x0.24 x 0.2 inch- This hanging rope would help to prevent unwanted fall of mask thus to protect them from getting damaged or accidental loss.- Every carefully connected workmanship make sure that the chain is strong enough to support your glasses.- You can use it to your mask on neck or arm, perfect for preventing masks fall down when sports, like running, hiking, cycling, etc.- With fine workmanship, not easy to wear and tear, very practical in use.- With adjustable length design, you can adjust the length according to your demand to achieve comfort and adaptability.Packing list1 x Set of 10 Pcs Mask Cords