Quesuc 4 Pieces Jaw Trainer Ball, Jaw Line Chewing Trainer, Double Chin Trainer Ball, Define Jaw Line, Jaw Trainer Fitness Ball Neck Face Lifting, Jaw Chewing Ball (Four Colors)Brand: Quesuc Features: Easy to carry The jaw trainer is small, easy to carry and is a sports equipment that can be trained anytime, anywhere. Healthy material The jaw tool is made of food grade silicone, it is non toxic and tasteless, and can be chewed safely. Lose weight With Quesuc Facial Tensor, chewing has been shown to increase metabolism, reduce appetite and thus reduce weight. Suitable for all The jaw exerciser can be individually adapted to