["brand new and high quality\nFeatures: \nMade of high quality material, solid, durable, soft and comfortable.\nGreat back belt helps your muscles and spine to return to their natural alignment, which can correct your posture correction and relief back pain and soreness.\nHigh elasticity to keep shoulders back, correct scoliosis and other malformed spinal curvatures.\nPosture monitor function with vibration belt to remind you, help with train your muscle's memory.\nBack switch, even kids can operate it by themselves.\nBreathable, even can be worn in summer.\nPerfect tool for forming a good habit, suitable for both adult and kids.\n \nSpecification:\nApply for : Adult, Kids\nGender: Unisex\nMaterial: ABS\nBattery Capacity: 500mAh\nCharging time: about 1 hour\nWorking time: about 15 days\nCharging Method: USB\nSize: app.10 x 10cm / 3.93 x 3.93in\nColor: for Grey\nQuantity: 1 set\n\nNote:\nTransition: 1cm=10mm=0.39inch\nNo retail package.\nPlease allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid.\nDue to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!\n\nPackage includes:\n1 x Posture Corrector Belt\n1 x USB Charging Cable(other accessories demo in the picture is not included.)"]