Adjustable air seat cushion KN-1277

Air seat cushion KN-1277 Ergonomically arced pad with sole pioneered dual air sac support、in combination with the patent touch controlled button、allows you to quickly adjust the air pressure to yield the golden curve customized for each individual ━ evenly curved along your back and buttock to straighten your back and lift your buttock、without the need of electric power. It helps releasing the stress on the waist and back resulted from bad postures、allowing comfortable long sitting、and creating a healthy and energetic life while shaping your buttock!