NIKE MEN'S BREATHE MICRO DRI-FIT BOXER BRIEFS UNDERWEAR GREY/ GRAY SIZE MEDIUM Nike Breathe Boxer Briefs - (KE1020). Just breathe deeply and recharge for the next moves in your game plan. Dri-FIT wicks sweat away and dries pronto, while strategic mesh zones supply comfortable ventilation. This superior performance underwear is made of polyester, elastane, and nylon. Each pack contains two boxer briefs. Mesh zones at the pouch, inseam, and rear deliver superior airflow for breathable comfort. Lined mesh contour pouch offers support to your package. Exposed elastic waistband holds the fit secure while you move. Crotch inseam panel creates a better fit with no gaps between the legs. Mesh rear center panel holds the fit close at back and allows for air to pass through. Fitted legs have wide hems that stay in place. Four-way stretch knit lets you move any way you need to. Made with wicking to keep you cool and dry even during working out and being used for a long time and not get dirty. With a supportive pouch, this style can be worn under anything or just by themselves! Provides the biggest natural enhancement of any underwear. Dri-FIT tech whisks moisture away from knit and dries quickly. Tagless. Flyless.