6 PIECE SETFood grade silicone sheets for beginner, intermediate and advanced users (40 lbs, 50 lbs, 60 lbs resistance). Get a clear jawline with just 5-10 minutes of chewing exercise per day. Defined Jawline This is a perfect jaw exerciser for men and women for jaw workout.Activate facial muscles while working out and increase facial blood flow and oxygenation. Requires just 5-10 minutes of daily chewing exercises in order to achieve a defined jawline. Slim and Tone Your FaceActivate facial muscles while working out and increase facial blood flow and oxygenation. The exercises will tone your face & define your jawline. Jawline sculptor can make one's face more youthful, beautiful and handsome. EASY TO CLEANOur jawline shaper is easier to clean. Simply brush with a toothbrush and toothpaste for deep cleaning. In addition, our face shaper dries quickly.