Food-grade silicone jaw trainer designed for safe, effective jaw muscle training. Uses professional sports mouth guard technology (similar to a boxing mouth guard) to protect teeth and gums while you perform chewing exercises. Key benefits Builds jaw muscle tone and helps define the jawline with just 5–10 minutes of daily chewing. Protects teeth and gums during training thanks to professional mouth guard design and soft, elastic material. Compact and portable for consistent use anywhere—easy to fit into a bag or drawer. Features Material: Food-grade silicone that is soft, elastic, and easy to clean with water after use. Resistance levels: Set of 3 resistances for progression—40 lbs (beginner), 50 lbs (intermediate), 60 lbs (advanced). Size: Compact dimensions 2.1 x 1.9 x 0.8 inches for convenient storage and travel. Fit: Snug, adaptive design conforms to mouth structure for comfortable daily use. Performance and usage Recommended routine: 5–10 minutes of chewing exercises per day; gradually increase resistance as muscles strengthen. Safety: Designed like a professional sports mouth guard to reduce impact on gums and teeth while exercising jaw muscles. Practical use scenarios Office: Short daily sessions at your desk to maintain consistency without interrupting your day. Travel: Small, lightweight and discreet—use in hotel rooms or on the go to keep your routine. Home workout: Integrate into morning or evening routines as a simple facial-muscle exercise. Care and compatibility Cleaning: Rinse with water after each use; material is water-friendly and low-maintenance. Compatibility: Soft, elastic design adapts to most mouth shapes for a comfortable fit during training. Specifications Material: Food-grade silicone Resistance: 40 lbs / 50 lbs / 60 lbs Dimensions: 2.1 x 1.9 x 0.8 inches What it solves Offers a protected, controlled way to exercise jaw muscles without exposing teeth and gums to unnecessary stress. Provides a progressive training solution for users at different fitness levels, making it easy to start and advance.