Outer fabric: 100% Polyester High-quality functional polyester Moisture regulating, breathable and quick drying Upgrade-... Outer fabric: 100% Polyester High-quality functional polyester Moisture regulating, breathable and quick drying Upgrade-silver technology Light and comfortable Mesh insets under the arms and at the back Reflective seams at the front Reflective print at the back weight: 140 g/m²