This Mayena Sports Jaw Exerciser is the perfect addition to your fitness routine. With four resistance levels, it provides a sculpted look and defines your jawline. The oxygenating effect of the exercise improves your overall health and well-being. Made from BPA-free materials, this solid form exerciser is unscented and comes in a set of four colors. The package dimensions are 9.53 x 2.76 x 1.26 inches and it weighs 6.38 ounces. Manufactured by Mayena Sports, this exerciser is a great way to improve your fitness and overall health.