Seat Cushion for Office Chair Car SeatLumbar and Back Support Memory Foam Pillow

[Thoughtful Design] Our seat cushion and lumbar pillow are made of high-density memory foam with a high-quality smooth zipper and soft velvet shell. The seat cushion includes a non-slip design on the bottom so that it does not move once placed on a seat. The cushion maintains its shape, even after numerous uses. The seat cushion and lumbar pillow will provide you with comfortable support, help improve your sitting posture, and alleviate sitting fatigue.
[Applicable Size] The seat cushion measures 18.1 x 14.2 x 3.2 inches and the lumbar support pillow measures 13 x 13 x 4 inches, with adjustable straps installed on the back of the lumbar support pillow to fit various sizes of chairs and user heights. The bottom of the cushion is also made with a skid resistant design so that the cushion will not move once placed on a chair.