SPECIFICATIONS:<br> Color: black<br> Material: diving cloth<br> XL size: 37-47" <br> Weight: 100g <br> Our back straps --Effective, breathable, adjustable and comfortable posture corrector with upper back support for men, women, adults & tenns alleviate all types of back pains and offer shoulder support and improves bad body posture. Aside from better posture, it enhances breathing, body alignment and gets rid of back, shoulder, neck and upper back pain. <br> Why is posture corrector important for you? <br> Acts as a clavicle brace in order to provide clavicle posture support while working out, lifting, sitting at the computer desk, working in the office etc. <br> Improves memory and learning & makes you look taller, slimmer and attractive. <br> Makes you look confident and powerful &improves bodily alignment. <br> Eliminates back and neck pain & Improves breathing. <br> Can be easily worn under shirt when at work and is completely invisible under your clothes. <br> We've upgraded our thoracic pain corrector which prevents pinching & irritation and provides shoulder alignment. <br> How to wear it correctly and get the natural posture? <br> Simply, wearing it about 20-30 minutes at the first time, And then begin to progressively extend the amount of time, spent wearing it by 5-10 minutes and increase to 1 hour a day. By this, it would make your posture perfect. <br> Washing instruction: <br> Wash separately, wash with hand or washing machine, do not bleach, do not dry-cleaning. <br> Wear precautions: <br> Do not use in trauma; susceptible to dermatitis, sensitive to rubber or cross-infection with caution. If there is any rash or other problems, please stop using it and suggest consulting a doctor. Regular cleaning can keep the skin clean and avoid the skin discomfort caused by the body's salt. <br> Package includes：<br> 1* humpback corrector<br>