Features： 1、"C?shaped" waist support + "T?point" waist support, with a "C?shaped" embracing waist support, and the cross between the human waist and the lumbar spine. A raised module is designed in the "T?point" area. 2、According to different sitting postures, adjust the waist pillow and adjust the "T point" position. 3、Slow rebound memory foam inner core, 3?5 seconds slow rebound, uniform pressure absorption, dispersion pressure. 4、Breathable mesh fabric, slick to touch, not easy to crease, breathable and not stuffy, comfortable to use. 5、Relieve waist pain, correct waist, light weight and portable, suitable for home, car, office, convenient and practical. Specification： Item Type: Lumbar Pillow Material: 4D mesh + slow rebound memory foam Product Size: Approx. 47 x 25 x 13cm / 18.5 x 9.8 x 5.1in Product Features: It can be used as a lumbar pillow for sleeping to support the suspended waist when lying flat. The inner pillow core cotton can effectively fit and support the waist; it can be placed on office seats and car seats to support the waist and correct sitting posture. Removable pillowcase for cleaning "C-shaped" waist support + "T point" against the waist, with a "C-shaped" embracing waist support, and the cross between the human waist and the lumbar spine, and a raised module is designed in the "T point" area. According to different sitting postures, adjust the car seat pillow and adjust the "T point" position. It has both waist protection and waist support. Package List： 1 x Lumbar Pillow