Overview: 1. Make you look younger: You can improve the line of your chin, and your chin will look younger and more beautiful 2. Retouching the face: using advanced technology to quickly shape and tighten the face and neck 3. Easy to carry: convenient, hands-free exercise, easy to carry, very suitable for fitness and work 4. Reduce putty: Putty has been shown to reduce appetite, thereby increasing weight loss 5. High-quality silica gel: use food-grade silica gel to ensure safety Product information: Name: Facial Muscle Exerciser Material: food grade silicone Item No.: Jaw Training Device Applicable scenarios: running sports, fitness equipment, health massage, fitness and bodybuilding, chess and card entertainment, sports trends Packing list: Facial muscle exerciser*1