Nowadays tennis equipment can hurt even more than bad stroke technique!
More than ever tennis players are in danger from stiffer, lighter racquets and non elastic polyester and co-polyester strings. All of today's equipment delivers so much shock to the arm that can be soften only with natural gut strings.
Full set of Natural gut is the best arm injury prevention, that absorbs the shock from ball impact like nothing else and gives you a longer tennis life.
Natural gut is the most powerful string tipe and is the only arm friendly way to increase so much the power, feel and sweetspot in tennis equipment.