Passback Rugby Ball. A fanatstic training item the Passback Rugby Ball is an innovative ball that rebounds and spirals back to the passer, used for training, practice and play. The Passback is the only Rugby Ball you can throw and catch by yourself with no strings or cords attached. It is used to strengthen your throwing muscles and improve accuracy. The passback ball gives rugby players more than 20 repetitions per minute. And buy this Passback Rugby Ball Was £24.99 Now £19.99.