NIKE Futbol ARM Band 2.0 Nike Armband with Nylon Elastic allows for quick, one person adjustment. Adorned with a swoosh, easy on and off hook & loop closure. Nylon elastic armband allows for quick and easy adjusting. Brightly colored armband with a black Nike Swoosh. Tight and comfortable fit. Material: 73% Polyester, 19% Rubber, 8% Nylon.