Bóng nhai luyện tập cơ hàm

Product Description: Made of food-grade silicone, non-toxic silicone contains no chemical fillers or byproducts, so you can chew easily. Facial jaw muscle exerciser, uniquely designed to help lose weight and tighten the face, anti-wrinkle beauty fitness equipment. Product Features: - Press down on your chin to strengthen your face. - Reduce double chins and never look awkward in photos. - Activates more than 57 muscles in the face. - Increases blood flow and oxygen uptake to the face, giving it a youthful appearance. - Refine and shape the face at various angles to define the contours. - Increase your metabolism to help you lose weight. - Reduce cravings by satisfying the urge to chew and eat. - Relieve oral and facial stress and tension. Name: Fourth generation masseter. Color: black, white, gray Material: Silica gel Size: 3 * 1.5cm / 1.18 * 0.6in Weight: 3 g Note: 1. Due to manual measurement, please allow 1-3mm error. 2. Due to the differences between different displays, there are color differences. Please refer to the actual product.