Invisible Shoulder Back Corrector with Spinal Support Comfortable Posture Reminder for Sitting

Is Batteries Included : No Hign-concerned Chemical : None Application : Back Material : Composite Material Origin : Mainland China Item Type : Braces & Supports This universal product is designed for daily use, suitable for a wide range of scenarios. It is made with fine workmanship and strict quality control, ensuring stable performance and good durability. Simple to operate and easy to maintain, it is a practical choice for daily life, meeting your various daily needs.