Seniors Self Heating Back Brace Physical Therapy 108pcs Magnets Full Back Lumbar Support Belt Pain Relief For Middle Elderly Men Women Posture Corrector Product parameters: Applicable : Unisex , Middle aged and elderly people Color: Black Support: metal steel plate supports, Spine Posture Correction Fabric: Elastic mesh surface for warmth and comfort Protecting the waist, abdomen, stomach How to use: Wear close to the skin, after 40 minutes, you will feel heat. Includes a self heating neck protector to enhance neck care. You can choose whether to wear it or not. Size: M/Medium ,waistline 53-83cm ; weight 45-57.5 kg L/Large , waistline 60-97cm ; weight 57.5-70 kg XL/X-Large waistline 99-112cm; weight 70-90 kg package includes: Self-Heating Lumbar Support Belt x1 note: The size is hand-measured, please allow a slight deviation within 1-2 cm ; If your size is between two sizes, please choose one size larger; If you have any questions, please feel free to contact us and we are happy to serve you. We will solve the problem for you until you are satisfied.Gift for elderly parents: It is a Christmas/New Year/holiday/birthday gift for oneself, friends and family, father and mother. Comfortable Fabric: High quality, breathable, and soft fabric that is comfortable and skin friendly, suitable for long-term wear in all seasons, and skin friendly. 108 magnetic self-heating heating belt: built-in magnet to quickly release heat, with a long-lasting effect, effectively helping to improve blood flow, promote blood circulation, relax muscle fatigue, and alleviate joint and back pain. 5 metal plates for strong support: spinal posture correction strap, detachable 5-piece sturdy ABS shaping plate with a sturdy structure, helps to evenly distribute pressure on the lumbar spine, firmly fix and reliably support to maintain good posture and achieve certain posture correction effects. How to use: Wear close to the skin, after 40 minutes, you will feel heat. Self-Heating Full Back Support Belt. Warm Breathable Lumbar Support Vest .Includes a self heating neck protector to enhance neck care. You can choose whether to wear it or not.