COSTA C-MONO RETAINER: The Costa C-Mono retainer is a high tenacity monofilament retainer with logo bead. The sleek and ultra-lightweight, flat, low-profile temple attachments ensure your sunglasses stay put, on and off the water.
From end-to-end, the Costa C-Mono Retainer measures 20".
EXPLORE THE COSTA BRAND SHOP: Simply click on the Costa logo located above to browse through the complete selection of Costa sunglasses and accessories.
The Costa C-Mono Retainer is compatible with all Costa sunglasses.