Flanger FA-10 Extend-O-Grip Light Tension Hand Exerciser for Adults - Green
Color: Green - Tension: 5 pounds (for adults) - Strengthen and stretch the fingers - Unique ergonomic design allows you to exercise the fingers wrists and forearms while practicing the correct action for playing musical instruments - Increases finger speed strength and independence - The span between fingers can be extended and strengthened by progressively shifting the fourth button away from the others - Compact & ultra-light can practice without instrument anywhere & anytime