Self Heating Lumbar Support, for Men Wome Office Self Waist Protection Gray Magnet Sports Belt Strength and comfort improvement, support decompression, stable lumbar spine, close care Material: Air composite layer fabric Users: For men and women New type fabric: Adopt new air layer fabric, elastic and washable, lock in heat and keep warm for waist Hot pressed magnet design: 16 magnets and cloth fit, not easy to fall off, indentation edge smooth Heat lattice: The hot spot can release far-infrared and negative ions, combined with magnetic warm moxibustion hot compress 2 rubber bone support: Fit muscle direction, disperse pressure, lift lumbar vertebrae Warm hint: 1. Contains only Lumbar support belt, no other decorations 2. This product is not designed for children or pregnant women 3. Manual tiling measurement may have an error of 1-3cm with the actual size, please refer to the actual product 4. All pictures are taken in kind, but may be slightly different due to different displays, lighting and production batches. Please refer to the actual product. Thank you for your understanding 5. If you have any questions about the product, please contact us, due to the international time difference, we will reply you within 24 hours, thank you for your understandingApplicable crowd: Suitable for students, white-collar workers, drivers and other sedentary groups, as well as the daily care of the elderly. Advantages: Magnet care, black heating cloth, 2 rubber bone support, elastic and comfortable fabric. Design principle: Self heating, stimulate the vitality of the waist. Effect: Fit the waist, support and sit upright. Function: Mild hot compress, relieve lumbar vertebrae and reduce the stress of lumbar muscle.