Jaw Exercise Ball | Food-Grade Silica Gel Jawline Muscle Training Fitness | Slimming Ball for Facial Toning | Jaw Exerciser Gadget

Operators, work on that jawline with our Jaw Exercise Ball!

• High-quality material: The exerciser is made of free food-grade silicone. Non-toxic silica gel contains no chemical fillers or by-products, so you can chew confidently. It is made of the same material as the baby pacifier.

• Humanized design: The exerciser is designed to use molars for training, which is safer and more effective. Unlike other types of exercisers, which use front teeth (incisions) for training, this exerciser may damag...