The anti-skid hanging chain for face mask or glasses, fine workmanship, comfortable and safe, prevent the glasses or face mask from slipping during exercise, suitable for all kinds of glasses and clothing. You can take off the glasses or face mask and put them on your chest, whether it is sports or traveling. Or attend a banquet, it is a partner of your favorite eyeglasses or face mask. Features - Material: Alloy, plastic. - No more stuffing your face mask in your purse or pocket and then fumbling with it to get it on. - You can also use it as a fashion eyeglass chain, or you can use it according to your needs. - This lanyard also allows you to wear your face mask around your neck when it is not needed and easily pull it back in place. - It also suitable for sunglasses, reading glasses, safety glasses and so on. - Not only can they be a eyeglass chain, but also a exquisite decorative necklace chain.