Spring Grips Kettler 0811

Spring Grips Kettler 0811

• Helps to condition and strengthen your hands and lowerarm muscles
• Ideal sports tool for tennis, bowling, golf and all your daily strength needs
• Ergonomic design to fit your hand for a better workout
• When use, you use single hand or both hands hold the hand grip tightly and strongly force the two handles to close up, then release
• You can repeat the exercise at home or gym, so easy