Costa Bowline Silicone Gray and Silver Retainer Model BW98

The Costa sunglasses retainers are one of the best investments you can make when it comes to your Costa sunglasses. These lightweight retainers come in a variety of colors and materials like silicone, nylon cord, monofilament wire, or coated steel wire. Silicone and nylon cord models have a sliding bead for tension adjustability. Secure you Costa sunglasses with a Costa Retainer today.