Costa Del Mar Slack Tide Sunglasses, Matte Black/Shiny Tortoise, Polarized-580g

Made in the USA, these Costa Del Mar sunglasses offer 100% UV protection to block harmful rays and blue light. The 580G glass lenses provide scratch-proof clarity and go beyond normal polarized lenses by blocking harsh yellow and blue light while enhancing reds, blues, and greens. Ideal for harsh sun conditions and being out on open reflective water, the Blue Mirrored lenses are perfect for boating and fishing.

Costa's co-injected nylon frames are tough and durable, made using an environmentally friendly bio-resin process. TR-90 nylon is a top material for sports frames due to its resistance to heat and cold. Visit the Costa Del Mar brand shop to explore the full eyewear collection.

Slack Tide sunglasses from Costa are perfect for when the tide goes slack and the fishing slows down. Featuring a laidback west coast inspired design with functional elements like Hydrolite padding, pin hinges, ventilation, and 580 Polarized lenses, these sunglasses offer 100% UV protection for clear vision through changing tides.

Move on to another adventure with Costa's athleisure Slack Tide sunglasses. Made in the USA, these sunglasses provide 100% UV protection, block harmful blue light, and offer scratch-proof clarity with 580G glass lenses. The Blue Mirrored lenses are great for harsh sun conditions and open reflective water, while the co-injected nylon frames are tough and durable. Explore the full Costa Del Mar collection at the brand shop.

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