[Repair sagging skin] If you have loose skin after weight loss or childbirth, consider using our jaw exerciser. This device helps train facial muscles, support facial contouring, improve skin firmness, and promote blood circulation in the face and neck.[Benefits] May help reduce food cravings by providing a chewing sensation. Regular use may assist in tightening facial muscles, enhancing jawline definition, and contributing to a more youthful appearance.[Convenient to use] Exercise your jaw and cheek muscles with just 1015 minutes of daily use. Suitable for use at home, at work, while watching TV, or doing household chores.[High-quality materials] Made from food-grade silicone, the same safe material used in baby pacifiers. Free from chemical fillers and harmful by-products. Safe for direct use.[How to use] Place your teeth on the curved section and bite down gently. For a softer texture, boil the device in water for up to 15 seconds before use.Product dimensions: Total length 21 cm (including 14.5 cm connector strip) Chew block size: 3.2 x 1.9 x 1.5 cm Net weight: 24 g Package includes: 3 x Exercise balls Material: Made of food-grade silicone, safe and non-toxic. Supports jawline definition: May help reduce cravings, support facial toning, and strengthen jaw and facial muscles for a firmer look.Facial toning and firming: Designed for individuals interested in facial muscle exercise to achieve a more defined and youthful appearance. Promotes increased blood flow to the face, neck, and head.Hands-free use: Can be used at home, in the office, or on the go. Just like body workouts, facial muscle training may help improve muscle tone. For best results, bite down, hold, and slowly release in repeated sessions.