Spin Your Strength! 🔥 💪 Gyro-tech training ball with auto start feature – no batteries needed! ⚡ The faster you spin, the more power you feel – up to 15,000+ RPM! 🙌 Relieves stress, speeds up recovery from wrist & ligament injuries. 🏋️ Perfect for warm-ups & full arm workouts. 📏 Size: 70x55mm | 🎨 Random Colour
