Our underwear range has something for everyone, as you will get boxers, vests, undershirts, briefs, tanks, and trunks at our e-store. Nike manufactures and sells its products in over 170 countries across the globe. The brand also runs over 1096 stores internationally, and it also has about 300 stores in the US. Add sexiness to your look with many shades of Gray. Best selling Nike Gray Underwear for men are available in an assortment of fabrics like Polyester and Cotton. Shop what appeals to you with ease from top brands and retailers.