Feature: Smile Reinforcement: Smile Trainer is a simple device that you can put on your face to practice smiling. It has a humanized design that fits your mouth and teeth comfortably. Natural Smile Maker: Made of Alloy, the Smile Trainer gently trains your facial muscles to improve your confidence and achieve a more natural, attractive smile. Easy to Use: The Smile Trainer is a foolproof solution that helps you train your facial muscles and enhance your smile with ease. Designed to be comfortable to wear at any time of the day, it does not disrupt your routine activities. Enhance Your Smile: The Smile Trainer's compact size and lightweight design make it easy to store and carry, allowing you to tone your cheek muscles outdoors. Perfect for keeping up with your smile training routine, no matter where you are. Valentine's Day Pick: The Smile Trainer is a notable way to strengthen your facial muscles and convey expressions of appreciation and adoration on occasions like Valentine's Day, Children's Day, and Christmas Day. Specification: Material: Alloy Package Included: 2 Pairs x Dimple Trainer Note: 1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! 2. Please allow 1-3cm measuring deviation due to manual measurement. ( 1 inch = 2.54 cm )