Medi Magnetic Therapy Lumbar Support Belt Self Heating - Black Size:XL this could be them

this could be them

Ultra-fine microfiber for quick absorption and quick drying

reinforced with an extra skin overlay across the toes for durability

Molded sockliner

better range of movement and better posture

Medi Magnetic Therapy Lumbar Support Belt Self Heating - Black Size:XL this could be themReinforced Bracing for Lower Back Pain Relief and Injury Prevention Ideal for individuals with lower back pain, lumbar disc herniation, scoliosis, sciatic pain, and injury prevention. Provides reinforced bracing to alleviate lower back muscle stress and enhance stability. Features 3 metal plates for waist support and stabilization, effectively reducing back strain. Includes 24 embedded magnets to aid in recovery and pain relief. Dual Belt design with