You can purchase Mack Weldon underwear directly through their official website or at a variety of high-end department stores and specialized retailers. Official Online Store

The most comprehensive selection, including exclusive colors and packs, is available at MackWeldon.com .

Standard shipping is free on orders over $150; otherwise, it costs $8.

Members of their loyalty program can earn free shipping at lower price thresholds (e.g., $100 for Silver Tier).