(1) Possible causes:
Improper installation, natural hair growth, heavy extensions, improper care, poor adhesive quality, or greasy scalp.
(2) Solutions:
Re-attach the adhesive points, adjust care habits, and perform regular maintenance.
(3) Preventive measures:
Use sulfate-free products, reduce heat styling, and choose high-quality extensions and adhesives.
(4) Contact us:
If the problem persists, please contact our customer service team immediately or make an appointment for a professional hairdresser to check