Boxer Briefs by Hanes. Details:This men's boxer briefs multipack is made from soft and breathable stretch cotton that moves with you, thanks to our Cool Comfort fabric. Our experts designed them with a Comfort Flex waistband that flexes and moves with you. Each pair of boxer brief underwear has a no-ride-up design, so they'll stay put no matter what your day holds. Plus, you can throw them right in the washer when they need a quick refresh. And our favorite feature part of all? These men's black boxer brief underwear sets have different waistband colors and also come in multiple size options, from Small to extended sizes like 3XL, so you can choose the one that works best for you.