Are lumbar cushions good for your back? - Quora

Are lumbar cushions good for your back? - Quora

Answer (1 of 2): A lumbar support pillow is a cushion designed to sit between your lower back and your seat. It is D-shaped, with the flat part designed to sit against the chair and the rounded side resting in the curve of your lower back. These pillows can be made of a variety of materials, but

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