Seattle Sunglass Company in Seattle is an authorized Costa Del Mar RX Dealer in downtown Seattle's retail core. In addition to prescription options for Costa Del Mar RX sunglasses, including single vision, progressive, and Transitions lenses, there are many lenses tints to choose from as well. WHEN IT COMES TO THEIR LENSES, APPLYING A PRESCRIPTION ISN'T AN AFTERTHOUGHT. THROUGHOUT THE DESIGN AND PROCESSING OF OUR 580P, 580G AND 400P LENSES, THE FUNCTIONALITY OF SINGLE-VISION, BIFOCAL AND PROGRESSIVE PRESCRIPTIONS HAS BEEN INTEGRAL. THEIR RX LENSES ARE ETCHED FOR AUTHENTICITY AND AVAILABLE IN MOST OF THEIR FRAMES FROM AUTHORIZED COSTA PRESCRIPTION DEALERS LIKE US. To ensure your satisfaction with genuine Costa Del mar prescription lenses and frames, pleasecontact usfor prescription lenses pricing and online inventory requests.