Costa Del Mar Ferg XL sunglasses bring all the performance, innovation & Costa 580 optical quality that Costa Del Mar is known for in a larger size. Costa Del Mar Ferg XL boast performance features that deliver all the performance anyone could need when you're fishing, on the boat, at the beach, lake or river & everything in between. Go ahead and pick up a pair of Costa Del Mar Ferg XL from Action Sport Optics, a trusted leader in sport & lifestyle optics.
XL Fit Profile: Costa Del Mar Ferg XL sunglasses are a unisex wide style frame with a LG-XL fit profile. Frame width 142mm, bridge width 16mm, lens width 61.8mm, lens height 48mm, arm length 130mm.
Frame Information: Costa Ferg XL are wide 8 base wrap Bio Resin frame, boasting Hydrolite nose & temple pads that increase grip when wet. Lightweight, strong & premium construction. Side shielding & hooding coverage deliver excellent light blockage. Vented & fully adjustable nose pads provide a customized plush fit.
About Costa 580G Glass Polarized Lens: Costa 580G glass lenses are available on select options, 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.
About Costa 580P Polycarbonate Polarized Lens: Costa 580 Polycarbonate & Trivex lens are the lightest & most impact resistant while still getting premium Costa 580 polarization that obliterates glare leaving the user with legendary Costa clarity.
Why Costa 580 Lenses Better? Not all polarized lenses are created equal & Costa 580 polarized are created with water enthusiasts in mind to deliver un matched protection, glare reduction & the most precise optical clarity.  Costa 580 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 Ferg XL Lens / VLT Guide

• 580G Glass Blue Mirror: 10% VLT, gray base tint with blue encapsulated scratch resistant mirror. Superior clarity.
• 580G Glass Green Mirror: 10% VLT, copper base tint with green encapsulated scratch resistant mirror. Super clarity.
• 580P Polycarbonate Blue Mirror: 10% VLT, gray base tint with blue encapsulated scratch resistant mirror. Superior clarity.
• 580P Polycarbonate Green Mirror: 10% VLT, copper base tint.  

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, deep product knowledge & fast shipping. Eyewear is our vision!