Nike Belts Size Guide. You've been hitting the links hard and now it's starting to pay off. You've never looked and felt better and now momma's ready to play! Tie your whole look together with this form-flattering Skinny Glove Leather Belt from Nike® Golf. Made from soft, nappa leather. Brushed metal O-ring buckle. Metal scrip emblem on loop. Width: 22mm WaistSize: XS - LG