Size matters. When searching for any piece of equipment, proper fit is just as important as quality. Costa Del Mar crafts quality sunglasses for the casual beachgoer and the hardcore fisherman. Your lifestyle in the fit you need, that's Costa Del Mar. Of course, finding the right fit could take some time. Today in Costa Fisch vs Costa Tuna Alley, we'll take a look two of Costa's Angler series sunglasses and pick out the differences so you can have the fit you need in the style you want.

Costa Fisch


Costa Fisch in Tortoise with Gray lens

Featuring an extra large fit, the Costa Fisch is one of the biggest frames in the Angler line. Even for their size, the Costa Fisch is still incredibly lightweight thanks to Costa's Bio-Resin technology. Not only is it eco-friendly, the Bio-Resin makes some of the strongest nylon on the planet. Eco-conscious and reliable, the Costa Fisch is a must have for anyone going out on the water. Fish in style with performance you can rely on.


  • Co-molded TR-90 nylon frame
  • Hydrolite nose pads, vents, and temples
  • Patented vents for optimal sweat management
  • Available in OmniFit version

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Costa Tuna Alley

Costa Tuna Alley Sunglass Readers

Costa Tuna Alley in Matte Black with Copper lens

Not to be outdone, Costa Tuna Alley is the large fit answer for anglers shopping for serious sport equipment. These frames have Hydrolite, Costa's patented hypoallergenic rubber, in all the places that count. Expect these durable nylon frames to stay on your face when it's time to reel in the big one.


  • Durable Bio-Resin frame
  • Hydrolite nose pads, vents, and temples
  • Patented vents on frame face
  • Available in OmniFit version

Shop Costa Tuna Alley Sunglasses

Pick the frame for a comfortable fit. The best eyewear you'll forget is there. Get that experience every time with a pair of Costa sunglasses. However, if both are a comfortable fit, there are a few details worth noting. At a glance, the Fisch and Tuna Alley look the same. Yet, the Costa Fisch has softer features such as rounder lens shape and thinner temples. Notice the sharper curves of the Tuna Alley, as well. Choose the Costa Fisch for classic style. For a modern look, pick the Costa Tuna Alley. No matter which frames you choose, know that Costa offers quality you can depend on.

Costa Prescription Sunglasses at SportRx

Don't choose between sunglasses and eyeglasses. Have the best of both with prescription sunglasses. Get the frames you want and pair them with the best prescription lenses available at SportRx. We have certified opticians ready to answer your questions, so don't hesitate to Contact Us. With our See Better Guarantee, now is the perfect time to find the frames you want in the fit you need. Expect excellent service, leave with perfect frames.

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