Costa Del Mar Brine 9017 Sunglasses Diva The key difference is comfort:

The key difference is comfort: no pantoscopic tilt means the frames don't dig into your cheeks during long wear

Available in Black and Horn finishes

blue-light

The 17mm bridge and generous lens height (suitable for multifocal wearers) make these a practical choice for all-day wear

Grey Tort/Blue

Costa Del Mar Brine 9017 Sunglasses Diva The key difference is comfort:The Costa Del Mar Brine 9017 Sunglasses deliver serious fishing performance in a frame built for smaller faces. Designed with a narrow fit and 59mm lenses, the Brine wraps comfortably around your head without the gaps or pressure points that plague anglers with more compact features. If you've struggled to find polarized sunglasses that actually stay put when you're working a rod, these are worth a look. Costa 580 Lens Technology: Glass vs.