The Diadora Short Sleeve Tech Run Crew helps keep you cool when the temperature rises. This running top is crafted from a cooling technology to let you focus on your training. With mesh inserts and reflective details, the lightweight, breathable top will have you performing your best. Details Lightweight, breathable and sweat wicking Coolcore technology, the fabric construction guarantees dynamic heat regulation, quick sweat evaporation and fast drying times. Technology without the use of chemical additives Reflective details to help visibility in low light conditions