Long sleeve UPF 50 sun shirt with open tie-back design worn poolside for active swimwear sun protection
Bright pink long sleeve sun protection swim shirt styled with reversible bikini bottoms at the pool
UPF 50 performance sun shirt front view designed for swimming and beach movement
Long sleeve sun shirt made with recycled Italian swim fabric for women
Long sleeve sun shirt made with recycled Italian swim fabric for women
Active woman wearing long sleeve sun shirt at the beach for stylish sun protection and movement
Close up texture of recycled UPF 50 swimwear fabric used in long sleeve sun protection shirt
Close up texture of recycled UPF 50 swimwear fabric used in long sleeve sun protection shirt
Adjustable open tie-back detail on long sleeve swim shirt for customizable fit and comfort
Adjustable open tie-back detail on long sleeve swim shirt for customizable fit and comfort
UPF 50 performance sun shirt front view designed for swimming and beach movement
Adjustable open tie-back detail on long sleeve swim shirt for customizable fit and comfort
Adjustable open tie-back detail on long sleeve swim shirt for customizable fit and comfort
Close up texture of recycled UPF 50 swimwear fabric used in long sleeve sun protection shirt
Active woman wearing long sleeve sun shirt at the beach for stylish sun protection and movement
Close up texture of recycled UPF 50 swimwear fabric used in long sleeve sun protection shirt
Close up texture of recycled UPF 50 swimwear fabric used in long sleeve sun protection shirt
Close up texture of recycled UPF 50 swimwear fabric used in long sleeve sun protection shirt
Close up texture of recycled UPF 50 swimwear fabric used in long sleeve sun protection shirt
Close up texture of recycled UPF 50 swimwear fabric used in long sleeve sun protection shirt
Active woman wearing long sleeve sun shirt at the beach for stylish sun protection and movement
Active woman wearing long sleeve sun shirt at the beach for stylish sun protection and movement

Long Sleeve Sun Shirt | UPF 50 Swim Shirt for Women

Regular price $88.00 Sale price$59.00
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  • Low stock - 7 items left
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The Long Sleeve Sun Shirt is designed for women who want stylish sun protection without sacrificing comfort, movement, or versatility. Whether you're swimming laps, paddleboarding, boating, walking the beach, or spending long days outdoors, this lightweight UPF 50 swim shirt provides breathable coverage that moves with you.

Made from the same premium Italian performance fabric as our swimwear, this long sleeve sun shirt delivers reliable sun protection while remaining lightweight, flexible, and comfortable enough to wear all day. Unlike bulky rash guards, it feels elevated, feminine, and easy to style both in and out of the water.

Why Women Love This Long Sleeve Sun Shirt

Many women struggle to find sun protection clothing that actually feels comfortable. Traditional rash guards can feel restrictive, hot, and overly athletic. This long sleeve sun shirt was designed as a stylish alternative, providing UPF 50+ protection with a flattering fit that transitions effortlessly from swimming and paddleboarding to lunch, errands, and everyday life.

Features & Fit

This women's long sleeve sun shirt is designed for movement, comfort, and confident sun protection.

  • UPF 50+ sun protection for swimming and outdoor activities
  • Lightweight Italian performance fabric
  • Breathable, quick-drying construction
  • Adjustable open tie-back design
  • Wear loose for a relaxed fit or tied for secure coverage
  • Long sleeves with soft raw-edge detailing
  • Snug but not restrictive for full mobility
  • Made in the USA with sustainable materials

Designed for Swimming, Paddleboarding & Beach Days

Whether you're swimming laps, paddleboarding at sunrise, walking the shoreline, boating with friends, or enjoying a family beach vacation, this swim shirt was designed to move with you. The adjustable tie-back allows you to customize the fit based on your activity level, creating secure coverage in the water and a relaxed silhouette on land.

A Stylish Rash Guard Alternative

If you've searched for a rash guard but wanted something more flattering, lightweight, and versatile, this long sleeve sun shirt is for you. It provides the same sun protection benefits while offering a softer, more feminine fit that works beautifully with bikinis, one-pieces, shorts, and resort wear.

Performance Fabric & Sun Protection

Crafted from premium recycled Italian performance fabric, this UPF 50 swim shirt helps protect your skin from harmful UV exposure while remaining breathable and comfortable in warm weather. The quick-drying fabric makes it ideal for swimming, travel, boating, and active outdoor adventures.

  • UPF 50+ sun protection
  • Premium recycled Italian fabric
  • Quick-drying performance material
  • Lightweight and breathable
  • Designed for swimming and water activities
  • Made with sustainable materials

Best For

  • Swimming laps
  • Paddleboarding
  • Beach vacations
  • Boating
  • Pool days
  • Water sports
  • Outdoor workouts
  • Travel and resort wear

Frequently Asked Questions

Can you swim in this long sleeve sun shirt?

Yes. This swim shirt was specifically designed for swimming, paddleboarding, and active water sports. The lightweight performance fabric remains comfortable both wet and dry.

Is this a rash guard?

This sun shirt provides many of the same benefits as a rash guard, including UPF 50+ sun protection and coverage for water activities. However, it was designed to be softer, lighter, and more versatile than a traditional rash guard.

Does the tie-back stay secure in the water?

Yes. The adjustable tie-back can be worn loosely for a relaxed fit or tied snugly when you want additional security during swimming and water activities.

What is the best sun shirt for women who swim?

The best sun shirt provides UPF protection, freedom of movement, quick-drying performance, and all-day comfort. This Long Sleeve Sun Shirt was designed specifically for active women who want stylish sun protection that performs both in and out of the water.

Perfect for layering over your favorite LT Swimwear bikini or one-piece when you want confident sun protection, comfortable coverage, and effortless style by the water.

Suggested suit care: Rinse with clean water, hang to dry or lay flat until completely dry. Store in an area where suit can be exposed to air.

If it's slightly wet when put away, you run the risk of mold or color bleeding on some bright colors.

Suggested towel & cover up care: Wash on delicate cycle with like colors, add vinegar instead of fabric softener to keep fibers feeling their best. If towels have tassels, hang dry for best results. Fringe items can be machine dried for a quick 10 min.

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Don't take our word for it

★★★★★

I fell in love with this suit the moment I put it on!!  It is so very slimming!  I am very excited this style is reversible for two suits in one - I want every color!

Rachel

Athens, GA

★★★★★

LT Swimwear has nailed it with this suit.  It is just the suit I needed and now own it in all colors!  The material quality is second to none, the support it provides is excellent. 

Sarah

Charlotte, NC

★★★★★

This is seriously my favorite swimsuit top of all time. I wore it all summer at the pool and lake and it still looks brand new.

Lana

Denver, CO