10 Best Rash Guards 2025 in the United States

The O'Neill Wetsuits Men's Standard Basic Skins UPF 50+ Long Sleeve Rash Guard is designed for various water activities including surfing, swimming, and paddle sports. Made from a blend of 87% polyester and 13% spandex, it offers a durable and stretchable fabric. The material ensures comfort and flexibility, ideal for active movements in the water. The rash guard provides excellent UV protection with a UPF 50+ rating, significantly reducing sun exposure risks.

Its long sleeves add extra coverage from the sun and potential abrasions. The performance fit is form-fitting, ensuring that it fits like a second skin, which is great for reducing drag in the water but might feel tight for those preferring a looser fit. The seam construction uses flatlock stitching, designed to be comfortable and reduce chafing, enhancing the durability of the garment. However, the minimal seam placement could potentially limit its flexibility in some areas.

The product is recommended by the Skin Cancer Foundation, emphasizing its effectiveness in providing sun protection. Hand-washing is recommended to maintain its longevity, which might be less convenient compared to machine-washable options. This rash guard, made in Mexico and imported, is likely to fit well with individuals who engage in regular water sports and need reliable sun protection.

The O'Neill Wetsuits Men's Basic Skins UPF 50+ Short Sleeve Rash Guard offers robust UV protection, making it an excellent choice for days spent in the sun. Its UPF 50+ rating, endorsed by the Skin Cancer Foundation, promises significant protection against harmful ultraviolet rays, which is ideal for activities like surfing, swimming, and other water sports. The material is a comfortable yet durable blend of polyester and spandex, providing a snug fit that feels like a second skin. This form-fitting design is intended to minimize movement restriction, although some might find it too tight if they prefer a looser fit.

The minimal seam placement is a thoughtful feature, reducing the potential for chafing and enhancing comfort during prolonged activities. As a short sleeve rash guard, it offers more freedom of movement compared to long sleeves, but less coverage and protection for the arms. The pull-on closure is straightforward, though it might not offer the adjustability that some users might look for in a rash guard.

This product is sized as Large, which should suit users who are looking for a snug, performance-oriented fit, but it’s important to consult the size chart to ensure the best fit. The hand wash only care instruction might be inconvenient for some, requiring extra attention compared to machine-washable options. Weighing in at just under 10 ounces, it’s lightweight, making it easy to pack and transport. This rash guard is best suited for active individuals engaging in water sports who prioritize sun protection and a form-fitting design.

The O'Neill UV Sun Protection Women's Basic Skins Long Sleeve Crew Sun Shirt Rash Guard is a strong option for those seeking effective sun protection while enjoying water activities. Made from a durable 6oz polyester/spandex blend, it offers a comfortable yet snug fit, described as 'performance fit,' which adheres closely to the body like a second skin. This fit is ideal for active use, as it minimizes drag and stays in place during movement.

Additionally, the fabric provides UPF 50+ UV protection, which is highly effective in shielding the skin from harmful sun rays, making it a wise choice for extended outdoor use. This product is endorsed by the Skin Cancer Foundation, further validating its sun protection capabilities. The rash guard features minimal seam placement and flatlock stitched breathable seams, reducing the risk of chafing and irritation—a common issue with active wear.

The long sleeve design provides additional coverage, and the pull-on closure ensures ease of use. Available in size small, it caters to a more petite frame. This rash guard is particularly suitable for women engaging in surfing, swimming, paddle sports, boating, and general beach activities.