The dhb zelos support tank was developed to help you to reach optimum performance as both a first layer in colder weather conditions and as your choice of garment for those warm summer runs designed for comfort sitting close to the body the zelos support tank is finished with an inner support bra which is suitable for cup sizes a to c that is ideal for those low impact sports and activities for cup sizes d and above we would advise wearing with a sports bra the racerback mesh panel style