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Free standard shipping in the USA on all orders over $50.
Live outside of the USA? See our international shipping options
When you buy a Revant product, you're backed by a 60-day no questions asked return or exchange policy and a 1-year warranty.
Read our full warranty
Don't want to install lenses yourself? Use our custom lens service.
Make your old Costa Hammock lenses like new with our replacement lenses for Costa sunglasses. And because our lenses meet or exceed the quality of your original Hammock lenses, you'll get the same performance you've come to expect.
Polarization cuts glare, increases visibility, and lets you see underwater. In short, it helps you do the things you love better. And once you’ve taken that hairpin without getting blinded or looked a fish straight in the eye, you’ll never go back.
We don’t know everything, but we know lenses. The last ten years have been all about testing, testing, testing. Every single material, coating, and manufacturing method has been evaluated. Only the best are used for our lenses.
High Impact Resistance
Polarized to Block Glare
100% UV Protection
It makes a difference and there are a lot of them. So we put together a short quiz to help you decide.
It's easy to repair your Costa Hammock sunglasses with Revant Lenses.
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A collection of brands that share the same progressive values. Learn More
