This adjustable strap will fit most styles of eyewears.Can be used for outdoor sports, play ball, or out of travel.

Can firmly entangle the glasses legs and not easy to fall off.Easy to install and remove, for convenient to use.

Polyamide

Size:Length:62cm,Diameter:0.45cm

Nylon Eyeglass Cords:Made of nylon material for keeping your spectacles securely on your head.

Elastic cord for glasses.Stylish design with white letters.

Eyeglasses Holder Strap Cord Adjustable Glasses Lanyard Holder Chain Necklace Glasses Cord String Eyeglass Retainer(Blue)