WOWMAX Large Filled Triangular Sofa Bed Back Cushion Positioning Support Backrest Pillow Reading Pillows with Removable Cover; The reading pillow Filled with High-quality PP cotton very soft good elasticity and durable; The wedge pillows with removable cover easy to clean More hygienic; The bolster pillow can make your reading easy and comfortable; The triangular bed pillows can be used on bed and sofa Can relieving the stress When your reading; The bed rest pillows Have perfect curve: Besides Back support also Can Be Used on Your Waist like lumbar pillow effective to release of lumbar pressure; The Lumbar Pillows with buttons design make the bed rest pillows look more full three-dimensional stronger. Multiple sizes body pillows can match beds in Twin full queen and king sizes RV Trailer bunk bed it is also the bumper pillow.