Abstract: The invention relates to a training device for improving reaction capabilities, reflexes, speed and further associated, sports-related, physical and cognitive skills of a user in training, comprising at least one reaction target to be struck arranged on at least one elastic holding line, said holding line being held under tension between at least one fastening point, located above the training area of the user in training, and a floor fastening, wherein at least two holding lines, arranged at a distance from one another and having reaction targets arranged thereon, are interconnected by the coupling of impulses, for example, via at least one common support element.