Vender peace Adjustable Posture Corrector Smart Vibration Reminder Trainer Back Pain Relief . al mejor precio

Features: 1.A comfortable strapless posture corrector that you place on your upper back. It reminds you to sit or stand up straight with a real-time gentle vibration reminder. 2.Prevent deformation of spinal column.Make your waist and back stay straight. 3.Correcting bad posture.Reducing lower back pain,slouching and hunching. 4.It vibrates when you slouch.It improves your posture and reduces slouching immediately. It is not only a smart posture trainer, but also a fitness tracker. 5.Lightweight padded neoprene corrector can be worn comfortably under clothes. Specifications: Color:White Quantity:1PC Size:As Picture Shows Material:ABS Package Include: 1*Main Machine 1*USB Note: 1.Please allow 0.1-0.3cm differences due to manual measurement, thanks. 2.Please understand because of the light irradiation or computer display difference, so I can't guarantee photos and real color is 100% the same.