100% UV PROTECTION: All Costa Del Mar Eyewear lenses block potentially harmful high-energy visible blue light rays and protect against 100% of Ultraviolet rays (up to 400nm). COSTA 580G GLASS ...

And right now, a bunch of Costa sunglasses are majorly marked down during the Amazon October Prime Day (a.k.a. Big Deal Days) sale. Some of the most popular styles—including the Reefton and ...