CHIN LIFTINGThe facial muscle exerciser can promote facial firmness and chin lifting, thereby eliminating the accumulation of fat on the chin and neck, creating a perfect chin line for you and making your face look more attractive. LIGHTWEIGHT AND CONVENIENT: Jaw exerciser chew has been shown to reduce cravings, leading to more weight loss. Convenient, hands-free exercises, easy to carry, can be used when going out, gym, work, and use anywhere. ANTI WRINKLESThis 3-in-1 jaw slimmer, mouth exerciser, and jawline shaper provides resistance training when teeth push down, helping to improve jaw and neck muscle tone while reducing wrinkles and nasolabial folds. FOOD-GRADE SILICONEFacial jawline fitness ball is made of premium food-grade silicone, lightweight and durable, please wash it with hot water before and after each use to ensure cleanliness and safety. EASY-TO-CLEANWe use stronger, heat-resistant silicone material in our jaw exerciser which allows you to wash before and after use. Theres no bad smell, it retains no odors or stains, and its great for men and women.