Nike Thermal ArmwarmerStill rock the sleeveless running wear in the cold with Nike™ Thermal Armwarmers.
Therma-FIT: double-brushed microfiber fleece keeps the heat in. - Keeps the weather out: cold and wind. - Maximum insulation and movability. - Less weight and bulk. Mesh panel increases breathability. High contrast Swoosh logo and pattern for visibility. Sold in pairs. 59% Nylon / 31% Polyester / 10% Spandex. Imported.