The Nike Microfiber Jacket: Breathable, lightweight layerBorn to run, the Nike Microfiber Boys' Running Jacket is an ultra-lightweight layer with strategic ventilation to help keep him comfortable when he's logging the miles. BenefitsMock-neck that zips to the chin to block out the elementsMesh-vents at front and center back for enhanced breathabilityMesh-lined side-zip pockets for storageReflective piping at sleeves for enhanced visibility in low light conditionsAdditional DetailsFabric: 100% polyesterMachine washImported