10 Best Swim Trunks For Fat Guys 2026 in the United States

The maamgic Mens Swim Trunks with Compression Liner are designed with comfort and practicality in mind, especially suitable for bigger guys looking for good support and style. The built-in 2-in-1 compression liner is a standout feature, offering a smooth, skin-friendly fit that helps prevent chafing and eliminates the need for extra underwear. The 5.5-inch inseam hits around mid-thigh, which is a trendy length that balances coverage and freedom of movement, making it neither too long nor too short.

The fabric blend of 90% polyester and 10% spandex stretches comfortably and dries quickly, so you won’t be stuck in wet shorts after swimming. An adjustable elastic waistband with a drawstring ensures the trunks can be tailored to fit different waist sizes securely. Design-wise, the trunks come with two side zippered mesh pockets and an additional pocket on the liner, providing safe storage for small items like keys or cards, which is very handy.

While the material is stretchy, some may find the synthetic fabric less breathable compared to natural fibers. Also, the style, featuring a bright pink palm pineapple print, might not suit everyone’s taste. These trunks offer useful features that cater well to the needs of larger men who want both support and functionality in swimwear.

The Columbia Mens PFG Backcast IV Quick Dry Swim Shorts in Cool Grey offer several advantages for fat guys looking for suitable swim trunks. The relaxed fit ensures comfort and mobility, preventing any tightness that might be uncomfortable. The drawstring adjustable stretch waist allows for a customizable fit, accommodating different waist sizes and fluctuations. Additionally, the lightweight material and relaxed design make these trunks ideal for casual days on the water or beach. The length is not specified, but the relaxed fit suggests they won't be overly short, providing decent coverage without restricting movement.

In terms of material, these swim trunks are made from 100% nylon with Omni-Shade and Omni-Shield technologies. This means they offer excellent sun protection and quick-drying capabilities, which is great for all-day wear. Nylon is durable and light, making it suitable for various activities without becoming cumbersome. The design includes handy features like hand pockets, a zippered security pocket, and an interior mesh brief, adding to the overall convenience and functionality.

However, there are some drawbacks to consider. The interior mesh brief might not provide adequate support for everyone, especially if additional support is needed. Also, while the material is quick-drying, nylon can sometimes feel less breathable than other fabrics, which might be a consideration for prolonged wear. These swim shorts are a good choice for fat guys looking for comfort, functionality, and sun protection while enjoying water activities.

These swim trunks from Amazon Essentials are designed with comfort in mind, especially for bigger men. The fit is relaxed, offering ample room through the hips and thighs and sitting below the waist, which helps avoid tightness or discomfort. They feature a 9-inch inseam (based on a medium size), providing decent coverage without being too long or short.

Made from 100% polyester, the material is lightweight, breathable, and quick-drying, which is great for spending time in and out of the water. The elasticated waist combined with a drawstring closure allows for a customizable fit, important for accommodating different body shapes comfortably. The trunks include a soft mesh liner for added comfort and support.

Design-wise, they keep things simple and practical with side pockets and a back pocket secured by hook and loop, useful for carrying small essentials. While they don’t offer specialized support elements like built-in briefs or compression, they cover the basics well for swim trunks aimed at larger men who prioritize ease of wear and quick drying fabric over performance features.