Features: 1. Helps correct crowded teeth and irregular tooth alignment 2. Supports improvement of orthodontic realignment 3. Designed for adult orthodontic use 4. Aids in correcting adult teeth misalignment Stages: Stage 1 (A1): Soft material, allows for quick adaptation within minutes, recommended wear time of 12 hours per day after adaptation, intended for use over 1–2 months Stage 2 (A2): Medium elasticity and firmness, suitable for mild to moderate alignment needs, can be used directly, recommended for 2–3 months Stage 3 (A3): Firmer material, intended for advanced alignment or as a retention aid to help maintain tooth position, use for 3–6 months Instructions: 1. Allow time for initial adaptation, approximately 5–10 minutes 2. If discomfort occurs, remove temporarily and rest before reapplying 3. Avoid biting down too hard initially; gradually increase bite pressure 4. Begin with 1–2 hours of daily wear and gradually extend duration 5. Clean using warm or cool water below 60°C (140°F) Recommended to use in sequence (A1 + A2 + A3) for progressive results Wearing method: 1. Position the device with point A facing upward 2. Insert the product into the mouth 3. Keep the tongue in a natural resting position 4. Gently close upper and lower teeth and maintain normal nasal breathing