This unique pillow keeps the spine in a neutral position, eliminating lower back pressure and relaxing your hips for a perfect night's sleep. (bedbathandbeyond.com)
The exhaust system is designed for low back pressure. (motor-prime.com)
What often helps with more comfort during sleep is to put a common pillow between your knees while lying on your side as this can alleviate lower back pressure. (mommyedition.com)