●DURABLE GLASSES STRAP: Croakies retainers are made of high quality knitted cotton yarn material that prevents slipping and sliding of sunglasses ●COMFORTABLE AND SECURE: Stretchable and adjustable eye wear strap with slider beads for a snug fit around the head ●STYLISH STRAP: This eye glass retainer features solid color design that fits medium to extra-large eyewear frame ●MULTIPURPOSE RETAINER: Designed to be used during biking, hiking and skiing; Croakies sunglass strap prevents loss and breakage ●Washable; Made in the USA