Back Brace 108pcs Magnets Full Back Lumbar Support Belt Self-Heating Waist Back Brace Posture Corrector Corset Vest Back Pain Relief Specification: Material: Tourmaline Colour: Black Size:M L XL Size Waist Recommended Weight M 53-83cm 45.0-57.5kg L 60--97cm 57.5-70.0kg XL 99-112cm 70.0-90.0kg Features: 1.Built-in 108 energy magnets, self-heating acupoint magnet therapy, accurately correspond to the shoulder and back acupuncture points, effectively relieve the cold and soreness of the shoulder and neck. 2.A large area of the back is heated, and the effect of hot compress is doubled, relieves frozen shoulder and lower back discomfort, and protects the health of your shoulders and lumbar spine. 3.Effectively improve shoulder and waist discomfort, correct posture, improve sloping shoulders, and shape a beautiful body. 4.5 detachable ABS support bars and two-way elastic fixing straps perfectly fit the shoulders and back, disperse the pressure on the lumbar spine, and make the wearing more stable. Package Included: 1 Strengthen support type (M L XL) 1 Neck Brace Note: 1.Please allow 1-3cm error due to manual measurement and make sure you do not mind before purchase. 2. The color of the actual item may slightly vary from the images due to different computer screens and display settings. 3. Thanks for your understanding!?Sturdy Support?The detachable 5-piece sturdy ABS shaping board adopts a sturdy structure, which helps to evenly distribute the pressure of the lumbar spine, firmly fixes and supports it reliably, so as to maintain a good posture and achieve a certain slimming effect. ?Magnet Self-heating Belt?Built-in 108 magnets and nano-infrared thermal needle dot matrix, quick release of heat, long-lasting effect, effectively help improve blood flow, promote blood circulation, relax muscle fatigue, and relieve joint and back pain. ?Applicable People?Can be used to improve your sleep quality and body tired out, suitable for people who spend long time working before computer, sleep with incorrect position, suffer from neck and shoulder fatigue and cervical stiffness, etc. ?Independent Neck Brace?It comes with an independent neck brace and contains 12 self-heating magnets. You can choose whether to wear it or not. The warm fabric can enhance the care of the neck. ?Comfortable Fabric?high-quality, breathable and soft fabric, comfortable and skin-friendly, suitable for long-term wearing in four seasons, and will not cause any irritation to your skin.