Croakies Terra Spec Cords Adjustable Sport Eyewear Retainer Croakies' durable woven rope material keeps your sunglasses or glasses in place while cycling, hiking, or wandering around town. Cinch the adjustable slider bead tight to your head for a secure fit or pull it all way back for a relaxed fit. The retainer's spec ends are also adjustable and fit large frames down to small wire frames. Retainer is both colorfast and washable; 24 inches long; made in the USA. Croakies has been creating stylish, durable, and functional products for life's everyday adventures for more than 40 years.