Partition Design: Lumbar support pillow sleep cushion can be divided into four parts: back waist, extension, support and increase pad, middle hard, soft side, can fix lumbar vertebrae when sleeping. Bed support pillows can bend the body outline, will not deformed, very suitable for sleeping, positive sleep 3D Support: 3D air mesh back pillow has a soft triangle profile, upgrade from a soft triangle wedge pillow, has sufficient support. Use the Tusscle back pillow for bed on the bed, sleeping on your back, providing sufficient support for the waist. Support pillow can be tight to keep the waist curve, relieve the pain of the waist, improve sleep quality Material: Our support cushion is made of unique open-knitted mesh material with gas permeability, very hygienic and durable, no chemical odor or odor. When cleaning, you only need to put the back support cushion in the washing machine and wash it, and the back support pillow is easy to dry Size: Our Tusscle lumbar support for sleep is 22 inches, 13 inches wide and 1.5 inches. The total thickness can be adjusted through a detachable disc to help improve the spine posture, reduce the back muscles and ligament strap of the supine, side increasing and stomach, can also be placed between the calf or knee as a leg isolation. In addition, the lumbar support cushion on this bed is very light, so that you can use it everyday Gifts: We designed a beautiful lumber support is a perfect gift for your beloved and have a back problem or pregnant friend, and the lumbar support pillow sleep cushion is equipped with a beautiful zipper bag. Friends will be very much like the support cushion. Package does not include gift box