Fitness Arm Training Auto-Start Grip Strengthener

Sold by DHJ and Fulfilled by GizModern

FREE SHIPPING WORLDWIDEFree your hands, strengthen your power while relieving stress.Single-handed for wrist strength, dual-handed for arm strength.Push down to the bottom along the arrow, effortlessly activating the open ball core.Mechanical power, no need for electricity.Size.Shipped directly from the manufacturer. 100% Satisfaction GUARANTEED!