Feature: 1. Prevent Face Deformation: Bite the chewies every day to exercise the masseter muscles and effectively prevent the deformation of the face caused by wearing braces. 2. Aligner Chewies Set: Vacuum packaging, safe and hygienic. 6pcs of chewies are available for use, enough to meet your replacement needs, simple and practical. 3. Food Grade Silicone: Orthodontic chewies is made of food grade silicone material, safe and eco friendly, flexible and wear resistant, durable for use. 4. Orthodontic Accessories: Important and necessary orthodontic accessories, helps improve face shape after wearing braces, good gift for loved one, friends, etc. 5. Multiple Applicable Scenarios: Light weight and in small size, easy to store and carry, can be easily put into your bag, suitable for home, travel, office, etc. Specification: Item Type: Orthodontic Chewies Material: Silicone Uses: After wearing braces, the face will be deformed, take a bite every day, it can prevent deformation of the face caused by wearing braces. Characteristics: Unique shape design, each design can help the alignment of specific parts in different positions. Package List: 6 x Aligner Chewies