110 minutes a day trains facial muscles, tightens the face and neck, reduces double chin, forms a charming jawline and makes you look better 2Easy to carry The light chin- Training jaw is equipped with a lanyard so you can take it with you. After a simple cleaning, you can start exercising 3Anyone can use it The jaw jaw trainer is unisex and suitable for different mouth shapes. Exercise with your family/lover/friends and try to make yourself look younger 4Exercise anytime Want to exercise while studying/working/cooking/watching movies/walking/driving? With the jaw exerciser, you can exercise anytime 5Safe Material The jaw exercise ball is made of food-grade silicone with a white bite belt, making you comfortable and safe when biting the jaw ball Product Description Masseter ZoneYan muscle training ball, toned jaw muscles Product Description: 1.10 minutes a day Exercise the facial muscles, tighten the face and neck, reduce the double chin, shape the charming Chin line and improve your appearance. 2. Easy to carry The lightweight chin training jaw is equipped with a strap and can be taken with you. After a simple cleaning, you can start exercising. 3. Anyone can use The jaw exerciser is unisex and suitable for different mouth shapes. Exercise with family, lovers and friends. 4. Exercise anytime Do you want to exercise while you study, work, cook, watch movies, walk or drive? You can exercise with the jaw exerciser at any time. 5. Safety equipment The jaw exercise ball is made of food-grade silicone with a white bite belt, making you feel comfortable and safe when biting the jaw ball. The effect of using jaw exercise equipment: The contour and charming jawline tighten the face and neck. Exercise the facial muscles to reduce sagging skin. Promotes blood circulation and oxygenation of the face, tightens the skin and eliminates wrinkles. Note: Exercise requires long-term endurance. The final effect depends on the physique of the individual. Jaw exercise ball recommendations: Step 1: Please wash the chin trainer thoroughly before each exercise. Step 2: Bite into the bite belt so the tip is facing forward. Step 3: Take a quick bite, hold the position for a few seconds, and then slowly relax the chin muscles. Step 4: Repeat this process. It is recommended to practice 10 minutes every day Note: When using for the first time, the chin exercise ball should be boiled in boiling water for 8-10 minutes for disinfection. Product parameters: Name: Masseter exercise ball Material: Silicone Package weight and size: 2 packs, 44.5g, 6.9*3.3*3cm. Product weight and size : single weight 17.5g, size 2.2*3*3.2cm; Strap 83.5 cm. Packing list: lower jaw sports ball * 2