Costa Bowline silicone Retainer
The Costa Bowline Silicone Retainer provides a secure, comfortable way to keep sunglasses close during fishing, boating, and everyday outdoor use. Made from streamlined silicone, the retainer is flexible, durable, and lightweight, offering a low-profile fit that stays comfortable throughout the day.
A sliding bead allows the tension to be adjusted for a more secure fit when needed, while the flexible silicone construction moves naturally without adding unnecessary bulk. Measuring 19 inches from end to end, the Bowline Silicone Retainer combines simple adjustability with durable construction for dependable eyewear retention on and off the water.