[Quality Material]:Our triangle pillow is designed with a removable knitted cover,which is soft and breathable.Features zipper closure,the cover can be removed for washing easily [Large Backrest Design]:This cushion features an enlarged and widened backrest design that effectively supports the head and waist,lessen fatigue from prolonged sitting or lying down [Lumbar Support for Reclining]:This memory foam bed wedge pillow,when reclining,it provides support for the waist to relieve pressure and protect health [Enhanced Sleep Quality]:Experience improved sleep posture,due to the ergonomically designed memory foam wedge pillow [Multifunctional Use]:The wedge pillow can be used as a bedside cushion,sofa backrest pillow,or leaning pillow to meet various home needs