If your underwear isn't comfortable, neither will you be. That’s why Smartwool created the M ACTIVE BOXER BRIEF BOXED men’s boxer briefs, featuring a double front panel for enhanced support and strategically placed seams to reduce friction, ensuring ultimate comfort for all-day wear. You will enjoy the benefits of ZQ certified merino wool: moisture wicking, temperature control and odour control. For a day filled with first-class comfort — no matter what adventure you choose to experience.