Most pieces use polyester or polyester/spandex blends. Examples listed include 100% polyester and blends such as 85% polyester/15% spandex or 83% polyester/17% spandex. Liners are often a blend as well (e.g., 88% polyester/12% spandex).
Sun protection varies: some listings specify UPF 50+ coverage, while others indicate there is "No UPF Rating."
The listings describe several inner constructions, most commonly compression liners, mesh liners, and built-in boxer-style liners.
Common options include pull-on styles, full elastic waistbands, and front drawstring closures. Some pieces note adjustable waistbands or flexible drawstrings for a better fit.
The listings refer to several fabric constructions, including knit, woven, and tricot.
Several descriptions highlight quick-dry or low water-retention fabrics and some pair those performance features with UPF 50+ sun protection.
The selection includes standalone swim trunks and two-piece sets (rash guard plus trunks). Some listings are specifically described as rashguard-style items.