1.Relieve Hip Sciatica and Back Pain: Different from the normal sleeping pillow, ergonomically designed lumbar support pillow fit your waist fully and no foreign body sensation, fills the gap between waist and bed, perfect support the back or the knee, you can experience hip, sciatica, back, knee pain relief and enjoy a better night's sleep. Keep your legs, hip and spine in ideal alignment while sleeping. Very suitable for pregnant women in early pregnancy use. 2.Multifunctional: This bed pillow not only can be used for side sleepers to protect the waist, but also can be placed in the calf or below the knee, providing comfort. Zero gap fit, offer you the best support and decompression effect.recommended for slight weight people use.If you need a thicker pillow, please click on CompuClever store to see other lumbar support pillows. 3.Help to Improve Sleeping Posture: Dimension is 48L * 34W * 11(Lower)3.5H(Higher). Lumbar Support cushion has been perfectly measured to fit the curvature of your back while sleeping, fits different sleeping posture while keep \