Silicone Eyeglasses Elastic Cord

High quality silicone material , elastic and stretchable, durable, flexible, lightweight and comfortable, two holes in the rear, suitable for multiple sizes of frames. Wearing the silicone glasses straps when you doing exercise, without worrying about your glasses slipping, falling or getting knocked off, sports glasses straps are all can washable which support wear glasses at water, are suitable for swimming, water park, ect water projects. 5 15/16" L x 1 15/16 " W x 1 3/16" H