Costa Del Mar Mainsail XL – Large Fit Lifestyle Sunglasses

$285.00

Frame Color: Matte Black

Matte Black
Matte Grey Smoke

Lens Color: Blue Mirror 580G

Blue Mirror 580G
Green Mirror 580G
Availability: In Stock Pre order Out of stock

Premier Express Same-Day Delivery

Premier Tackle offers Premier Express Same-Day Delivery for eligible orders within 40 miles of our Lakewood Ranch store. Most Express orders are delivered within approximately 2 hours.

Order by 3:00 PM — Guaranteed Same-Day Delivery

Place your eligible order by 3:00 PM Monday–Saturday and we'll deliver it that same day.

Ordering After 3:00 PM?

Same-day delivery may still be available after 3:00 PM depending on your location and delivery availability. If you need your order today, give the shop a call and we'll confirm availability.

Premier Express Delivery Rates

  • 0–10 miles: $19.99 — FREE on orders $249+
  • 10–20 miles: $29.99 — FREE on orders $299+
  • 20–30 miles: $39.99 — FREE on orders $399+
  • 30–40 miles: $54.99 — FREE on orders $499+

No Minimum Order

Need just one item? No problem. There is no minimum purchase required for Premier Express Same-Day Delivery.

When Same-Day Delivery Is Not Available

Orders placed after our same-day delivery window, on Sundays, or when Premier Express is otherwise unavailable will be prioritized for delivery the next business day.

Premier Express Same-Day Delivery is available for eligible in-stock items only. Final delivery availability and pricing are confirmed at checkout. Premier Tackle reserves the right to decline or reschedule delivery due to severe weather, safety concerns, or circumstances beyond our control. A valid local phone number is required for delivery.

Free Shipping on Orders $150+

Free Shipping on Eligible Orders $150+

Enjoy free standard shipping on eligible orders of $150 or more.

Free Rod Shipping

Eligible fishing rods over $150 ship FREE. No oversized rod shipping charge on qualifying rods.

Oversized & Excluded Items

A small number of oversized or excluded products may not qualify for free shipping. Any applicable shipping charges will be shown at checkout.

Questions About Shipping?

Contact Premier Tackle before ordering and we'll be happy to help with shipping questions for your specific item.

Description

 

The Costa Mainsail XL Polarized Sunglasses are built for anglers who need extra-large fit, extended coverage, and dependable glare reduction for long days on the water. Designed for fishing, boating, and coastal use, the Mainsail XL delivers the same proven performance as the Mainsail with a roomier, more comfortable fit for larger face profiles.

Equipped with Costa’s premium polarized lenses, the Mainsail XL cuts harsh surface glare while improving clarity and contrast—helping anglers better read water conditions, track bait, and stay focused in bright sun. Whether you're fishing offshore, working inshore structure, or spending the day on open water, the lenses provide reliable visual performance where it matters most.

The XL frame offers increased width and coverage without adding unnecessary bulk or pressure, making it ideal for all-day wear. Built from lightweight, durable bio-resin, the frame is designed to handle saltwater environments while maintaining comfort. Hydrolite® nose pads and temple tips enhance grip, keeping the sunglasses secure in heat, humidity, and active conditions.

Designed for anglers who need more room without sacrificing performance, the Mainsail XL delivers comfort, stability, and clarity for serious time on the water.

Key Features

• Extra-large fit sunglasses for extended coverage and comfort
• Premium Costa polarized lenses for glare reduction and clarity
• Lightweight, durable bio-resin frame
• Hydrolite® nose and temple pads for improved grip
• Designed specifically for larger face profiles
• Built for bright, reflective water conditions
• Comfortable for all-day wear on and off the water

Best For

• Offshore Fishing
• Inshore Fishing
• Flats Fishing
• Boating
• Bright Sun Conditions
• Open Water Fishing
• Coastal Use
• Everyday Outdoor Wear

Premier Tackle Insight

We carry what works—and the Mainsail XL is perfect for anglers who need a true larger fit without compromising performance. Comfortable, secure, and built for the water, it’s a reliable choice for long days in the sun.