Masseter Ball Mandibular Trainer Ball Jaw Line Exerciser Ball Chewing Trainer Jaw Line Trainer Ball

Label:Yes Product color: black, gray, white Packing list:1pc Jaw trainer Product material: silicone Product size: 3*1.5*1.5cm Product weight: 4.5g [High quality material] The exerciser is made of free food grade silicone. Non-toxic silica gel does not contain any chemical fillers or by-products, so you can chew with confidence. It is made of the same material as the baby pacifier.