Men’s jockstrap underwear Men's underwear made from polyester Machine wash Imported High performance men's underwear for guys who don't like to keep a low profile. This sexy men's jockstrap from the Fizx Collection is made from a light and stretchy mesh material that delivers moisture-wicking comfort for maximum performance – on the field and off. Featuring the signature satin waistband with a bold Fizx logo, the Fizx Athlete jockstrap underwear also boasts contrast seaming and topstitching for added splashes of color. Functional fly.