10 Best Rash Guards For Swimwear 2026 in the United States

The O'Neill Wetsuits Men's Standard Basic Skins UPF 50+ Long Sleeve Rash Guard is a strong choice for those looking for effective sun protection while engaging in water activities. Made of 87% polyester and 13% spandex, it offers a comfortable yet durable construction with four-way stretch, ensuring a snug and flexible fit. The UPF 50+ rating provides excellent protection against harmful UV rays, making it suitable for extended periods in the sun without causing skin fatigue.

The flatlock stitched seams are breathable and strategically placed to minimize chafing and maximize rash protection, enhancing comfort during wear. The long sleeves further contribute to sun protection and are ideal for full coverage during surfing, swimming, paddle sports, boating, and beach days. The performance fit is designed to be form-fitting, akin to a second skin, which may appeal to those who prefer a tighter fit, though it might be less comfortable for those who favor a looser style.

Style-wise, the design is minimalist, in a smoke color, which is versatile but may not stand out for those looking for more vibrant options. Hand wash care instructions may be a minor inconvenience compared to machine-washable alternatives. For those prioritizing functionality and sun protection, this rash guard is a reliable and high-quality option.

The O'Neill Wetsuits Men's Basic Skins UPF 50+ Short Sleeve Rash Guard is a solid choice for those who enjoy water activities and need strong sun protection. It boasts a UPF 50+ rating, meaning it offers excellent resistance against harmful ultraviolet rays, which is crucial for long hours in the sun. This feature is recognized by the Skin Cancer Foundation, adding credibility to its effectiveness.

Made from a blend of 6oz polyester and spandex, the rash guard provides a balance between comfort and durability. This combination allows for flexibility, making it suitable for active sports like surfing and swimming. The performance fit is designed to be tight, almost like a second skin, which can be great for those looking to reduce drag in water. However, this might not be the best fit for those who prefer a looser garment.

The short sleeve design makes it more versatile for warmer climates but offers less coverage than long sleeve options. Its minimal seam construction is beneficial in preventing chafing and irritation, which is a plus for prolonged use in water. In terms of style, its simple, functional design is more about performance than making a fashion statement, which might appeal to those who prioritize utility. While the rash guard is recommended for hand washing only, which might require extra care, it’s a trade-off for the high performance and protection it offers. The O'Neill Men's Basic Skins Rash Guard is ideal for active individuals who need effective sun protection and a snug, performance-oriented fit during water sport activities.

The Roxy Women's Standard Long Sleeve Rashguard is a solid choice for anyone looking for a versatile swim shirt that offers reliable sun protection and comfort. Made from mostly recycled nylon with elastane, it delivers a flexible, quick-drying fit that works well in activities like surfing, beach volleyball, or yoga. The UPF 50+ rating means it offers strong protection against harmful UV rays, which is important for long hours outdoors.

Its long sleeves provide extra coverage, and the pull-on closure keeps things simple. The fit is described as sleek and feminine, making it stylish enough to wear beyond the beach. The sizing is standard but might run small for some, so trying it on or checking sizing guides is a good idea.

For those seeking a rashguard that combines sun safety, quick drying, and a flattering look for active water or outdoor sports, this Roxy rashguard is a fitting option.