Costa Del Mar Blackfin Pro sunglasses are a evolution of one of the most trusted & loved Costa Del Mar frames & will deliver everything performance & premium quality that Costa Del Mar is known for.  Costa Blackfin Pro build off the original look while adding the ultimate performance features that elevate this frame to legendary performance status. Boasting Costa 580G Glass Polarized lenses the Blackfin Pro sunglasses are ready to obliterate the glare & leave you with perfectionist optical clarity. Go ahead and pick up a pair of the Costa Del Mar Blackfin Pro sunglasses from Action Sport Optics, a trusted leader in sport & lifestyle optics.
Fit Profile: Costa Del Mar Blackfin Pro sunglasses are a unisex wrap style frame with a wide - large fit profile. Frame width 133mm, bridge width 16mm, lens width 60mm, lens height 41.8mm, arm legth 121mm.
Frame Information: Costa Blackfin Pro are a classic 8 base wrap frame with excellent coverage & light blockage. Sweat management drains designed to keep you cool & your vision clear. With light management, top shielding & side shielding you get excellent light blockage. Vented nose pads, strong grip & more durable rubber with Hydrolite that increase grip as you sweat.
Costa 580G Glass Polarized Lens Information: Costa 580G glass lenses are legendary for premium optical quality & the very best polarization available, essential for water enthusiasts. Costa 580 Glass polarized lens deliver unmatched clarity, encapsulated mirrors that are scratch resistant & are 20% thinner & 22% lighter then the average polarized glass.
Why Costa 580 Glass Polarized Lenses Better? Not all polarized lenses are created equal & Costa 580G Glass polarized are created with water enthusiasts in mind to deliver un matched protection, glare reduction & the most precise clarity.  Costa 580 Glass boast 100% UV protection,  absorb 100% HEV blue light, enhance colors & filter out harsh yellow light. Costa 580 are best in class Polarized that improve comfort, reduce eyestrain & make all the hard to see details pop with the ultimate clarity.
Authentic Costa Del Mar Products: Yes, we are a premium authorized dealer of 100% authentic Costa Del Mar products, shop with confidence.
Included With Purchase:  Sunglasses, protective case, cleaning cloth, limited lifetime Costa Del Mar warranty.
Understanding VLT - Visible Light Transmission:  Visible Light Transmission is the amount of light that is let through the lens, the lower  the VLT percentage the better  the performance in bright conditions by blocking more light , a high VLT percentage lets more light through the lens improving your optical clarity in low light conditions.

Costa Del Mar Blackfin Pro 580 Glass  Lens / VLT Guide

• 580G Glass Blue Mirror: 10% VLT, gray base tint with blue encapsulated scratch resistant mirror.  
• 580G Glass Green Mirror: 10% VLT, copper base tint with encapsualted scratch resistant mirror.   
• 580G Glass Sunrise Silver Mirror: 25% VLT, dusk to dawn performance with encapsualted scratch resistant mirror. Multi use & low light performance.

About Costa Del Mar: Costa Del Mar sunglasses bring premium performance optics to waterman worldwide for a reason with quality, style & innovation with Costa 580 Polarized lenses that deliver the ultimate Polarized lens experience. Whether you're a fisherman, hitting the beach, lake or river Costa Del Mar has a style for you that boasts 100% protection, precise optical clarity, tons of style & premium Costa 580 polarization that obliterates the glare. Costa sunglasses from Action Sport Optics are authentic Costa products as ASO is a premium authorized dealer of only 100% authentic & original products.
About ASO: At Action Sport Optics we are leaders in sport & lifestyle optics with over 20 years industry experience. We pride ourselves in great products from the leading brands, superior customer service, product knowledge & fast shipping. Eyewear is our vision!