1 Pcs Food-grade Silica Exercise Ball Facial Muscle Training Fitness Ball Neck Face Toning Muscle Trainin

Features: 1. Improve chin line, the jagged chin line looks younger and better. 2. Using revolutionary patented technology, quickly shape and tighten your face and neck. 3. Convenient, hands-free exercises, easy to carry, can be used when going out, gym, work, and use anywhere. 4. Reduce cravings: Chewing has been shown to reduce cravings, leading to more weight loss. 5. Polyurethane bite band, easy for you to customize the mold, oral cavity.

Specification: Size: about 2.5*2.5*2.5cm/0.98*0.98*0.98in

Packing List: Jaw Exerciser*1