Discover adventure-ready eyewear with the Costa 6S9131 Mainsail XL. Built for watermen and crafted for life on the water, these Costa sunglasses give a bold, structured edge to your look while delivering unbeatable performance. Made with durable nylon & propionate and injected temples, they're lightweight yet tough enough for any journey.Polarized pink lenses cut glare and enhance contrast, offering pristine clarity and protection under the sun. Micro side shields and hooding guard against light leaks and the elements, while vented nose pads keep things fog-free. Designed with sunglasses' universal fit and retainer-ready temple tips, the Mainsail XL is perfect for those who never stop exploring.