3 Resistance Levels Jaw Exerciser SetThe food-grade silicone sheet has 3 resistance levels (40 lbs, 50 lbs, 60 lbs resistance) suitable for all users. This is a perfect jaw exerciser for men and women to do jaw exercises. Activate facial muscles andincrease facial blood flow and oxygenation while exercising. Just 5-10 minutes of chewing exercises a day can get a clear jawline. Proper Exercise of Jaw MusclesOur jawline exerciser is designed to exercise the masseter muscles, burn fat deposits in the area, and play a role in face slimming. Unlike other jaw training products, ours is safe for your teeth, gums, and joints. Jawline Exerciser for a Firm and Slim FaceActivate your facial muscles with our jaw trainer to make your face firm and slim. The deepened texture and curved edge design make it more suitable for chewing and provide a better taste. This is a perfect jaw exerciser for both men and women. Exercise Jaw Anytime, AnywhereExercise anytime, anywhere with our lightweight, compact and concealed jaw shaper. It's small enough (1.18x 0.79x 0.65 inches) to fit in your pocket and comes with a plastic container box. Use it in any public setting to keep your face shaping tool by your side at all times.