Enjoy the sunny days with the Costa Blackfin Pro Polarized 580G Sunglasses. The bio-based resin frame provides lightweight comfort, while the anti-reflective and scratching-resistant coating protects the lenses from damage. The 100% polarization helps reduce glare, and the 100% UV protection shields against harmful UV rays. Costa Del Mar Costa Blackfin Pro Polarized 580G Sunglasses Gray/Green - Case Sunglasses at Academy Sports