Nike Underwear Boxer Briefs (3 Pack) Size & Fit Regular with a classic boxer fit Available in sizes S-2XL Details Men’s Underwear Boxer Briefs (3 Pack) by Nike Black Bring Nike’s signature styling to your base layers with this three pack of boxer briefs. Featuring a stretch cotton construction, you’re kept comfortable wherever your day takes you, while the exposed elastics waistband features iconic branding. Great value three pack Subtle branding across elasticated waistband Material & Care