Vantage Strength has come out with another winning product thanks to Big Grips. Big Grips are specifically designed to improve your overall grip strength and assist you in getting bigger and stronger by increasing the thickness of the bar. By increasing the thickness of the bar, muscle activation is enhanced drastically resulting in faster and more effective muscle growth. Vantage Strength has designed Big Grips to fit all standard sized dumbbells and barbells, making them an amazing addition to your gym bag.