Material: Polyester and spandex, super comfy, stretchy fabric allows you to work out as much as you want without being restricted..Features: Slim cut workout jacket waist line to make the figure perfect show, short sleeves to keep your arms in motion without sweltering, more breathable and refreshing than the long-sleevedOCCASION:This casual workout short sleeve jacket is suitable for running, gym, morning exercise, volleyball, badminton, yoga, walking, shopping, hiking, beach, party, supermarket, dance training and so onWashing:This stretchy, casual sports jacket is hand washable or machine washable.Service:If you have any questions, you can leave a message in the customer Q&A or email us and we will get back to you as soon as possible!.