Costa Del Mar C-Line Retainers are as stylish as they are functional! These ultra-thin retainers are constructed of a strong yet lightweight wire that does a great job of securing your Costa sunglasses! They have a really low profile and are barely noticeable when attached.Costa Del Mar C-Line Retainers fit most Costa frames.

Costa Del Mar C-Line Retainers are available in black and silver. You’ve chosen a great pair of sunglasses by purchasing a pair of Costas – now keep them safe!

Models: C-LINE