Low Back Protection - Provides superior lower back support and comfort. While providing comfortable support, it can achieve all-round freedom of movement. It helps stabilize the spine, reduces muscle impact, reduces motion vibration, and provides optional protection during any activity and movement. Back pain relief - provides you with immediate and lasting relief from disc herniation, sciatica, strain, sprain, muscle spasm, back pain or other chronic back symptoms. While seeking professional medical help, you can also obtain additional benefits, which provides you with the best support and can reduce your back burden of walking or sitting all day! It is better to fasten the waist support belt to support and stabilize the waist and help maintain normal posture. Double layer pressurized back support design - the first layer of pressurized, soft and breathable belt brings comfort to the waist, abdomen and back. The second layer can adjust both sides according to your comfort to tighten the belt. Therefore, there is a strong sense of pressure around the waist, abdomen and back. Full lower body compression design, suitable for daily use. Prevent back injury - there are four support rods on the left and right sides to provide different concentrated force for the lower back (waist) and reinforce it with different hardness. The oblique arc design is suitable for the lower back curve to disperse the pressure of the waist muscles and lumbar vertebrae, so as to support decompression and effectively reduce workplace and sports injuries. This is really the highest quality product, because your health should be the best! Special breathable belt - ultra-thin breathable elastic belt helps release excess heat and moisture from the back, effectively reducing stuffy heat, and making wearing more comfortable. In addition, the double layer adjustable surrounding shoulder belt makes it comfortable and easy to wear under any clothes. Product Description Lumbar Support Belt The lumbar support belt provides protection, compression and stability for the lower back, and can also help to lift and move the general back support of heavy objects. After 3 years of innovation, improvement and testing, medical experts analyzed ergonomics, osteology, curvature, and which angle is the most suitable for you and universal fit in order to obtain the most perfect waist support belt. Product size: size S is 90cm long and 23cm wide. Size M is 100cm long and 23cm wide. L code is 110cm long and 23cm wide.