Protect the waist more widel: according to the ergonomic principle, the waist of the human body is c-shaped, the belt design is anti-c-shaped, forming an o-shape with the waist, which can strongly support the waist.the design is based on the average person's waist length of about 13cm. the waist width is increased to about 20cm when inflated, it can be strongly pulled
spinal air traction waist belt: a variety of air traction shapes are evenly arranged behind the belt. when the air is pressurized, multiple air columns simultaneously force the stretching of the lumbar vertebrae, more traction, more power
effective care of the spine: through the principle of mechanical force and reaction force, the traction force is applied to the lumbar vertebrae.