1.INFLATABLE AND PORTABLE: Inflatable Lumbar Support Pillow adopts inflatable design, which is convenient to carry and comfortable to use. The inflatable lumbar support is equipped with a pump, so you can inflate it quickly and easily and adjust the height as needed. 2.WASHABLE: The Breathable Portable Firm Lumbar Support Pillow can be washed for a long time and used repeatedly. It is very convenient to use in cars, travels, offices and homes. It can support your lower back, neck and head. 3.SUPPORT THE WAIST: Lower Back Supports Cushion for Car, Office Chair can support the waist, correct sitting posture, relieve back pain, provide comfortable lumbar or back support, and develop good living habits. 4.REMOVABLE: Inflatable Lumbar Support Pillow is a pneumatic traction bionic support, which can be disassembled and worn , and is easy to adjust for inflation. By inflating the pillow, the height of the pillow can be fully adjusted to meet your needs.