Note: Hello, my friend. If you do not know your size, you can contact us, we will recommend the right size according to your actual situation. Thank you.Model Number: Braces -B003correctores de espalda: braces & supports,Posture Corrector,corrector de postura espalda: posture belt,postural,corrector de espaldacorrector espalda: orthopedics corset for men,magnetic posture correctorlumbar support for back: soporte posture brace,back strap,Posture Corrector Bracemagnetic posture corrector: back support belt,back brace posture correction,corset back postura corretor: male corset corretor de postura,Corset for backback brace corrector de postura: back posture back support,posture-correctorposture corrector back support: corrector de espalda,corretor de posture,Shoulder Back Support Beltshoulder support belt postural: orthopedic corset posture corrector,back brace posture correctionshoulder brace posture correction: back belt lower back pain,Posture,Men Women Braces & Supports BeltNote:1. Do not bleach. 2. Support hand wash and machine wash. 3. Don't use the washing machine dehydration; hot water washing is not available. 4. Please wash after receiving and dry in the air, for reduce odors.