Feature: 1. Soft and Comfortable: The mesh surface on the back of the lumbar corrector knee is more comfortable, soft and not tight, and the adjustment belt is widened. 2. Improves Posture: Sitting posture corrector helps to sit up straight and straighten correctly, improve and correct posture and reduce discomfort in the waist or back. 3. Multifunctional: The portable sitting back braces can care of your waist, correct your posture, and make your waist slimmer, more versatile and more functional. 4. Portable: Sitting posture corrector belt allows you to sit in posture effortlessly. Small and portable, you can put it in a special storage bag and carry it with you. 5. Applicable Scenarios: At the desk, on the plane, in the office or in the game, please support for 20 minutes a day to support the back and knees to form a better sitting posture. How to Use: How to wear: 1. Unzip the zipper to open the product and put it on the back 2. Knee pads are placed on the lower shin of both knees 3. Adjust the adjustment belts on both sides to a comfortable position 4. Fasten the lock 5. The lock can move up and down to adjust the opening angle of the legs Specification: Item Type: Sitting Back Straightener Material: Breathable Lightweight Composite Material Features: Correct Sitting Posture Applicable People: Office White Collar Workers, Fishing Enthusiasts, Students and Other Sedentary People Package List: 1 x Sitting Back StraightenerAPPLICABLE SCENARIOS: The sitting posture corrector is suitable for a wide range of scenarios. On the desk, on the plane, in the office or in the game, please support it for 20 minutes a day to support the back and knees and form a better sitting posture. PORTABLE: The sitting posture correction belt makes it easy for you to sit perfectly. The sitting posture correction belt is small and portable, and can be carried in a special storage bag. MULTIFUNCTIONAL: The portable seat belt can take care of your waist, correct your posture, make your waist slimmer, more versatile and more practical. IMPROVE POSTURE: Sitting position corrector helps to sit up and straighten correctly, improve and correct bad posture, and reduce discomfort in the lower back or back. SOFT AND COMFORTABLE: The mesh surface on the back of the knee of the lumbar orthosis is more comfortable, soft and not tight, and the adjustment belt is widened, soft and comfortable.