Specification:100% brand new, high quality Material: Silicone Size: 4.5*4*3.8 cm (as photo shows.)Colour:yellow(30lbs): level 1 for beginner blue(40lbs): lever 2 for intermediate grey(50lbs): level 3 for advancedHow to use:1 Boiling, when the product is boiled, the entire product should be placed in boiling water. Leave it for 15-25 seconds. Then rinse the product with hot water.2 After adapting to the teeth, boil the product for 10-15 seconds and rinse the hot water, place the product on the teeth, and then gently press down on the white bite strips to make them most comfortable to mold.3 practice then you are good! Please follow our recommended exercise regimen to get the best results and reduce the risk of injury.The jaw exerciser allows you to exercise most of your visual body parts no matter where you are, without sweating profusely. Think about it, your face is the first thing a person looks at when talking to you. It has been on display, and according to many studies, the first thing people are most attracted to. Most people spend hours training their bodies, so why not exercise their faces.The BenefitsChisel your jaw and achieve a stronger looking face Reduce double chin, never look awkward in photos Activate 57 muscles in the face Increase blood flow and oxygenation to the face for a youthful look Slim and tone the face for a defined profile at various angles Increase metabolism to help you lose weight Reduce cravings by satisfying the desire to chew and eat Relieve stress and tension in the mouth and face Package Included1pcs jaw exerciser ball, 4pcs bite strips, 1pcs carry box
