Within the Street Workout and Calisthenics, it influences above all in Planches, Handstand and in a correct placement of the Front lever, if you strengthen your trapezius correctly you will have more ease in these movements, in addition to being key in other more advanced exercises such as the press from planche or the press to handstand. Here I leave you some exercises to strengthen them to train on those days that you don't feel much outside but you don't want to miss the day.