- 3-Layer design: The Face Trainer uses a 3-layer construction to exercise and tighten the masseter muscles. It helps improve the appearance of a double chin and supports a more contoured V-shaped face with a simple, practical approach to facial enhancement. - Effective masseter training: Regular use strengthens the jaw muscles, contributing to a noticeable transformation over time with consistent practice. - Simple usage: To use, hold one end with your mouth and perform inhale and exhale exercises. This straightforward method delivers training benefits and supports improved chin contour and overall facial shape with long-term use. - Portable and convenient: Lightweight and compact, it is easy to store and carry. Its small size lets you take it anywhere—in your bag—for use at home, in the office, or while traveling. - Use scenarios: - At home: incorporate into your daily routine to support chin contour and jaw muscle tone. - At work: use during short breaks for convenient, on-the-go training. - While traveling: the compact design fits in a bag or carry-on for use in hotel rooms or on the go.