Features: Adopt food grade silicone material, and non-, soft and comfortable. This face trainer helps exercise your mouth muscles and form a charming smile. It's elastic and flexible, practical smile training, muscle exercising tool. Correcting smile, practice with a smile every day, make it easier to laugh, and more after the lips. Promotes the muscles of the mouth to stretch, raise the corners of the mouth, and firm the face. Special smile maker and teeth retainer for lip tattoo. Specification: Item Type: Face Smile Trainer Material: Silicone Color: Green, Orange Weight: Approx. 28g Package list: 1 x Face Smile Trainer Note: 1. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard. 2. Please allow 0~1 inch error due to manual measurement. Thanks for your understanding.