<br> <br> Product parameters:<br> <br> Material: silicone<br> <br> Color: black+purple+blue<br> <br> Product size: 4.1 x 3.4 x 2.6 cm <br> <br> Package includes: 3 * Masseter Balls<br> <br> Product Description:<br> <br> - Material: Jaw Neck Trainer is made of food grade silicone, safe and non-toxic. The polyurethane braces shape your mouth individually, allowing you to easily adapt to your mouth.<br> <br> - Jaw trainer features: Say goodbye to double chins and bulky facial muscles.<br> <br> - This toned jaw trainer helps to sculpt the face, neck and jaw and activates all facial muscles for a more youthful appearance.<br> <br> - With Jaw Trainer: Exercise for 10 minutes three times a day and see results within a few weeks. You will lose all your jaw fat.<br> <br>