FEATURES: Flexible, durable and lightweight, the Costa Bowline retainer is a streamlined silicone retainer with sliding bead for adjustable tension to make sure your sunglasses stay put, on and off the water.
From end-to-end, the Costa Bowline Silicone Retainer measures 19".
The Costa C-Line Adjustable Retainer is compatible with all Costa sunglasses and fits small to large temple tips.
VISIT THE COSTA BRAND SHOP: Click on the Costa logo above to view the entire Costa sunglasses and accessories assortment.