• COSTA C-LINE ADJUSTABLE RETAINER: The Costa C-Line adjustable retainer features ultrathin, lightweight coated wire with adjustable bead sliders to make sure your sunglasses stay put, on and off the water.
• From end-to-end, the Costa C-Line Adjustable Retainer measures 20".
• The Costa C-Line Adjustable Retainer is compatible with all Costa sunglasses.
• VISIT THE COSTA BRAND SHOP: Click on the Costa logo above to view the entire Costa sunglasses and accessories assortment.