Mack Weldon’s AirKnitx trunk is light as air and built to keep you dry, fresh, and comfortable to the end of your workout or workday.
Our most luxe trunk combines world-class Supima® cotton with antimicrobial Silver XT2®. Ideal for long days or every day.
Essential boxer briefs feature breathable micro modal fabric with silver-infused, anti-odor technology and a comfort pouch cut.
Mack Weldon is a designer and retailer of men’s clothing and dedicated to reinventing men’s basics. How does these Mark Weldon 18 Hour Jersey Trunks fit?