Description Color: Blue Features 1. Made of medical-grade safe materials, comfortable to wear, non-irritating to gums and oral tissues, ensuring a healthy and worry-free orthodontic process. 2. Ergonomic design, closely conforms to the tooth structure, providing stable corrective force and effectively improving malocclusion. 3. Transparent and invisible design, natural and inconspicuous appearance, aesthetically pleasing and meeting the high image requirements of adults and teenagers. 4. Detachable structure for easy cleaning and eating, supports daily brushing and flossing, making oral hygiene maintenance easier. 5. Suitable for various mild to moderate malocclusions, such as large gaps between teeth, crowded teeth, rotated teeth, etc., with significant corrective effects. Reviews: 1. Manual measurement tolerance is 2-5g. Please don't mind your replacement. 2. Due to differences between different monitors, the image may not reflect the actual color of the item. Thank you very much! 3. The SKU color is the color of the product packaging. Package includes: 1 * Orthodontic appliance