Mtech MT-A1100GY Spring Assisted Knife, 3.5in, 3CR13 Stainless Steel, Spear Point, Black Blade, Stainless Steel Handle, Gray, MT-A1100GY

The brain stem causes the muscle memory response in muscles to move. Muscle memory also provides the ability to store and recall specific positions or movement when making a manual effort which in turn improves dexterity and reaction time.