Features： 1、Embracing waist support design is like having two hands to protect your lumbar spine. 2、A good solution for the lumbar spine to be in a suspended state without support when lying flat, filling the lumbar gaps, and the lumbar spine is fit and relaxed. 3、Protect lumbar spine to sleep comfortably, suitable for pregnant women, the elderly, and those with lumbar spine discomfort, and relieve lumbar fatigue and back pain during pregnancy. 4、Hollow design mesh surfaces is breathable and refreshing, and semi?circular arc design pursues a 26?degree fit to the waist. 5、Relieve lumbar disc herniation, lumbar muscle strain, lumbar osteoporosis, low back pain, prevent lumbar diseases. Specification： Item Type: Waist Pillow Material: Mesh Cloth + Pearl Cotton + Buckwheat Shell Total Length: Approx. 44cm/17.3in width: Approx. 24cm/9.4in Color: Blue and White Features: Double sleeping area design, middle is hard and ends are relatively hard, side sleep is not up to waist, lying flat or side sleep can support waist well Features: Relieve lumbar disc herniation, lumbar muscle strain, lumbar osteoporosis, low back pain, prevent lumbar disease Crowd: Pregnant women, office workers, the elderly, drivers and other common people with poor lumbar spine Use: Inside is a sponge, placed at the bottom of waist pillow, can adjust height of waist in the middle, Hook and loop stick Package List： 1 x Waist Pillow 1 x Pad 1 x Manual