Air traction for waist support
http://factory.dhgate.com/physical-therapy-equipments/air-traction-for-waist-support-p42077946.html
充氣以後, 腰椎間盤之間的距離被撐開....
http://factory.dhgate.com/physical-therapy-equipments/air-traction-for-waist-support-p42077946.html
充氣以後, 腰椎間盤之間的距離被撐開....