Description the material of our jaw exerciser is pretty high and qualified, Food Grade silicone, Safe and healthy.1 Jaw Exercise, 1 necklace rope. Its time to lose that double chin. Say hello to our Natural Jaw shaper! Our Jawline Exerciser promotes tone face training, chiseled jaw line shape, define slim face, by eliminating fat excess on the neck and jaw areas. You already do this daily, just chew as you exercise your facial muscles while youre reading, driving, cooking, gym training, or any other activities. The sharp chin will appear as you keep up with the jaw liner beginner training. - Made out of high quality food-grade premium silicone, this lightweight and convenient double chin reducer ensures safety and ease of use. The bite strips allow for comfortable positioning and slim shape jaw line facelift toning. , Your advanced jawline chisell shape will make you look and feel younger, stronger, and more in control. Your confidence level size is guaranteed to raise as you redefine fitness for your chin muscles to look sharper!