Features:100% Brand new and high quality!Single hand power gripStrong plastic handles are textured and moldedDevelop fingers flexibility， strength and coordinationUse this and exercise each fingerHelps to condition and strengthen your hands， wrist and forearm musclessports tool for tennis， bowling， golf and all your daily strength needsYou can repeat the exercise at home or gym， so easySpecifications:Material: PlasticSize: 8 x 5.5 x 2cmColor: SilverNet Weight: 50gPackage includes:1 x Hand Power Grip