Rubber Ball Thorn Fit Lacrosse ball red Ball lacrosse Thorn Fit is an accessory used to improve body mobility. Besides it will be useful when reducing tensions in muscular plexuses, fascias and points difficult to massage. Ball massage is an excellent form of relaxation after strength and endurance trainings. Rubber surface limits sliding balls. Small sizes. The red MTR version is made of harder rubber than the black one. It is used for more intense massage of deep muscles.  ;Technical data:· Diameter: 63 mm· Weight: 169 g· Color: red