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10 Best Men's Long Sleeve Rash Guards 2025 in the United States

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Our Top Picks

#1

Winner

BALEAF Men's Long Sleeve Swim Shirts Rash Guard UV Sun Protection SPF T-Shirts UPF 50+ Quick Dry Swimming Fishing Bluish Violet Size XXL

Rating
9.7
Chosen by1,402
Material
Fit
UV Protection

Most important from
30779 reviews

Material
Lightweight, breathable fabric keeps you cool and dry, perfect for running in the sun.
Fit
The fit is comfortable and non-restrictive, allowing for a full range of motion.
UV Protection
The UV coverage is superb, preventing sunburn even after hours in the hot sun.
Design and Style
Versatile use for fishing, running, and casual outings, with a stylish and functional design.

The BALEAF Men's Long Sleeve Swim Shirt, made from 100% polyester, is designed to provide comfort and protection during various activities. The lightweight and quick-dry fabric ensures you stay dry and comfortable by wicking away moisture. The UPF 50+ rating offers excellent protection against harmful UVA/UVB rays, making it a reliable choice for outdoor activities.

The flatlock seamlines and tagless collar effectively reduce chafing, enhancing comfort. The relaxed fit with raglan sleeves allows for a full range of motion without feeling too tight, beneficial for activities like swimming, fishing, and hiking. However, as an imported product, it might not fit everyone's expectations regarding quality and longevity. While the design in Bluish Violet is stylish, the color may not appeal to all tastes.

Additionally, the thermal properties are not specified, which could be a drawback for those needing warmth in cooler conditions. This rash guard is machine washable, which is practical for regular use. It’s best suited for those who prioritize sun protection and comfort in their activewear.

Rating
9.7
Chosen by1,402
Material
Fit
UV Protection

Most important from
30779 reviews

Material
Lightweight, breathable fabric keeps you cool and dry, perfect for running in the sun.
Fit
The fit is comfortable and non-restrictive, allowing for a full range of motion.
UV Protection
The UV coverage is superb, preventing sunburn even after hours in the hot sun.
Design and Style
Versatile use for fishing, running, and casual outings, with a stylish and functional design.
#2

O'Neill Men's Basic Skins UPF 50+ Long Sleeve Rash Guard, Smoke, L

Rating
9.4
Material
Fit
UV Protection

Most important from
7302 reviews

Material
Feels comfortable and lightweight enough to wear daily, drying quickly after washing.
Fit
Delivers a snug, second-skin fit that enhances performance without restricting movement.
UV Protection
Offers reliable sun protection with UPF 50+ and effectively guards against scratches from coral.
Seam Construction
Flatlock stitching reduces irritation during long wear, though the collar stitching is a slight exception.
Design and Style
A functional, no-frills design focused on performance rather than flashy style.

The O'Neill Men's Standard Basic Skins Long Sleeve Rash Guard is a solid choice if you need reliable sun protection and comfort during water activities like surfing, swimming, or paddle sports. It offers UPF 50+ protection, which helps block out most harmful UV rays and is even recommended by the Skin Cancer Foundation, making it great for long hours in the sun. The material blends polyester and spandex, providing good stretch and a snug, performance fit that feels like a second skin without being restrictive. This fit helps reduce fatigue from sun exposure by staying close to your body.

The flatlock stitching and minimal seam placement add durability and reduce irritation, which is important if you wear the rash guard for extended periods. While it doesn’t provide heavy thermal insulation, it works well in warmer water or as a lightweight layer under a wetsuit. The design is simple and functional, focusing on performance rather than flashy style.

One minor downside is that it requires hand washing, which might be less convenient for some users. Also, since it’s a form-fitting layer, those looking for a looser fit might want to consider sizing carefully. This rash guard is well suited for active men who want effective sun protection and a durable, comfortable fit during various outdoor water sports.

Rating
9.4
Material
Fit
UV Protection

Most important from
7302 reviews

Material
Feels comfortable and lightweight enough to wear daily, drying quickly after washing.
Fit
Delivers a snug, second-skin fit that enhances performance without restricting movement.
UV Protection
Offers reliable sun protection with UPF 50+ and effectively guards against scratches from coral.
Seam Construction
Flatlock stitching reduces irritation during long wear, though the collar stitching is a slight exception.
Design and Style
A functional, no-frills design focused on performance rather than flashy style.
#3

O'Neill Wetsuits Men's Standard O'Neill Basic Skins UPF 50+ Long Sleeve Sun Shirt, Blue, Medium

Rating
9.1
Material
Fit
UV Protection

Most important from
5657 reviews

Material
Durable and well-made with strong fabric, lasting through years of use in both chlorine pools and ocean saltwater.
Fit
The fit can be adjusted by choosing a size up for a looser fit or regular size for a near-compression fit.
UV Protection
Top quality with excellent sun protection, even in mid-day summer sun.
Thermal Properties
Great for casual swimming and beach outings, offering a bit more warmth than bare skin in cooler conditions.

The O'Neill Wetsuits Men's Standard O'Neill Basic Skins UPF 50+ Long Sleeve Sun Shirt is an excellent choice for various water activities such as surfing, swimming, paddle sports, and beach outings. One of its standout features is its UPF 50+ rating, providing significant protection from harmful UV rays, a crucial factor for extended outdoor exposure. The shirt is made from a durable yet comfortable blend of 87% polyester and 13% spandex, ensuring a good balance between flexibility and sturdiness.

The slim fit design ensures it fits close to the body without feeling too tight, making it comfortable for prolonged wear and active movements. The minimal seam placement is a thoughtful addition that significantly reduces the risk of chafing and rashes, enhancing comfort during use. However, it’s important to note that the shirt is hand wash only, which may be less convenient for some users who prefer machine-washable garments. Additionally, while it provides excellent UV protection, it lacks significant thermal properties, making it more suitable for warmer conditions rather than cold water environments.

From a style perspective, the shirt comes in a sleek blue color that is both stylish and practical for spotting in water. For those looking for a reliable, comfortable, and protective rash guard for their water adventures, this product stands out, although those needing additional thermal protection might need to look elsewhere.

Rating
9.1
Material
Fit
UV Protection

Most important from
5657 reviews

Material
Durable and well-made with strong fabric, lasting through years of use in both chlorine pools and ocean saltwater.
Fit
The fit can be adjusted by choosing a size up for a looser fit or regular size for a near-compression fit.
UV Protection
Top quality with excellent sun protection, even in mid-day summer sun.
Thermal Properties
Great for casual swimming and beach outings, offering a bit more warmth than bare skin in cooler conditions.

Buying Guide for the Best Men's Long Sleeve Rash Guards

When choosing a men's long sleeve rash guard, it's important to consider several key factors to ensure you get the best fit and functionality for your needs. Rash guards are designed to protect your skin from the sun, abrasions, and irritation while providing comfort and flexibility during water activities. By understanding the key specifications, you can make an informed decision that suits your lifestyle and preferences.
MaterialThe material of a rash guard is crucial as it affects comfort, durability, and performance. Common materials include polyester, nylon, and spandex. Polyester is durable and quick-drying, making it ideal for frequent use. Nylon is lightweight and offers a smooth feel, while spandex provides excellent stretch and flexibility. If you need a rash guard for high-intensity activities, look for a blend with a higher percentage of spandex for better mobility. For general use, a balanced blend of polyester and nylon can offer both comfort and durability.
FitThe fit of a rash guard can significantly impact your comfort and performance. Rash guards typically come in two fits: tight (compression) and loose. A tight fit is designed to stay close to the body, reducing drag in the water and providing muscle support, which is ideal for surfing, swimming, and other active water sports. A loose fit offers more comfort and freedom of movement, making it suitable for casual beachwear or less intense activities. Choose a fit based on your activity level and personal comfort preference.
UV ProtectionUV protection is a key feature of rash guards, as they are often worn in sunny conditions. The level of UV protection is indicated by the UPF (Ultraviolet Protection Factor) rating. A higher UPF rating means better protection against harmful UV rays. For example, a UPF 50+ rating blocks 98% of UV radiation, making it ideal for extended sun exposure. If you plan to spend a lot of time outdoors, especially in direct sunlight, opt for a rash guard with a high UPF rating to protect your skin.
Seam ConstructionThe construction of the seams in a rash guard affects both comfort and durability. Flatlock seams are commonly used because they lie flat against the skin, reducing chafing and irritation. They are also strong and durable, making them suitable for active use. Raglan sleeves, which extend in one piece to the collar, can also enhance comfort and range of motion. If you are prone to skin irritation or plan to wear the rash guard for extended periods, look for flatlock seams and raglan sleeves for added comfort.
Thermal PropertiesThermal properties are important if you plan to use the rash guard in cooler water or weather conditions. Some rash guards are designed with thermal insulation to retain body heat, providing extra warmth. These are often made with thicker materials or have a fleece lining. If you are engaging in water sports in colder environments, consider a thermal rash guard to keep you warm. For warm weather or tropical climates, a standard rash guard without thermal properties will suffice.
Design and StyleWhile functionality is key, the design and style of a rash guard can also be important for personal preference and confidence. Rash guards come in various colors, patterns, and designs. Some feature logos or graphics, while others are more minimalist. Choose a design that you feel comfortable and confident wearing. Additionally, consider practical design elements such as a higher neckline for added sun protection or a longer length to prevent the rash guard from riding up during activities.

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