brand new and high quality Features: 1. High elastic fiber cloth, fine texture, soft handle. 2. Vented and breathable elastic side panels. 3. Adjustable Neoprene double pull braces. 4. for Nano infrared thermal acupuncture dot for matrix, heating quickly, lasting effect. 5. Magnetic therapy increase blood flow and help relieve pain associated with joint and back problems. 6. Magnetic heating effect helping to relax muscles and reduces fatigue. 7. Supporting the waist, maintain a good posture so that have some effects on lose fat and keep slim in some way. Suitable for: 1. People who has for health problem like protrusion of lumbar vertebral disc, sciatica and / or lumbar hyperosteogeny. 2. People whose waist need keeping warm. (Recommend worn it under thin garment) 3. People who for always work sedentarily or in a prolonged standing position such as drivers or office workers. 4. Athletes or people doing regular exercise. Usage: 1. Wipe the tourmaline function fabric with wet cloth to get a better effect. 2. Put the tourmaline function fabric close to the body, fixed on the location that needs physical therapy. 3. Appropriately adjust elasticity(Please according to your skin feel decided to wear the length of for time.) Below crowd please use it cautiously: 1. Pregnant women and children please do not use this product. 2. Please stop using if you have a high fever or damaged skin. 3. Not recommended for people with skin allergies or skin temperature sensory disturbance. 4. Patients with acute soft tissue impairment, please don'for t use. 5 Please use with caution under the guidance of doctors:. Patients with serious trauma, high blood pressure or any other disease. 6. Prohibit use People who fitted with a heart pacemaker or metal stents and other electronic devices inside body. Maintenance instruction: 1. Keep in a dry ventilated place. 2. Keep away from direct sunshine. 3. Keep clean. 4. Avoid ironing. 5. Do not immerse for a long for time. 6. Clean the surface with a wet cloth and gently rub. 7. Keep away from ore iodide products and magnetic fields in for case of magnetization. Specification: Material: High elastic fiber cloth,Neoprene Color: Black Optional Size: app. S / for M / L / XL Size:S(US4/UK8/EU34)Length: 100cm(39.37in)Fits for Waist: 60cm-78cm(23.62in-30.70in) Size:M(US6/UK10/EU36)Length: 105cm(41.33in)Fits for Waist:78cm-90cm(30.70in-35.43in) Size:L(US8/UK12/EU38)Length: 110cm(43.30in)Fits for Waist:90cm-100cm(35.43in-39.37in) Size:XL(US10/UK14/EU40)Length: 115cm(45.27in)Fits for Waist:100cm-110cm(39.37in-43.30in) Quantity: 1 pc Note: Transition: 1cm=10mm=0.39inch No retail package. Please allow 1-2cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you Package includes: 1 x Magnetic Back Support Lumbar Brace Belt(other accessories demo in the picture is not included.)