The ergonomically designed sofa back provides effective support while reading and viewing, preventing many health problems. After receiving the item, please leave it for a few days to restore the best performance of the product. Package includes: bed back pad × 1 (excluding decorative items) Fabric: Cotton. Filling: Cotton. About Chromatic Aberration: Due To The Different Display Of The Computer Monitor, There May Be A Color Change Between The Actual Product And The screen. About Odor: The Product May Come Into Contact With The Sewing Machine Lubricant During The Production Process, And May Have A Slight Odor. This Is Normal And Can Be Solved By Hanging It.In A Ventilated Place For A Period Of Time. About Size: Home Textile Products Have A 2-5cm Error During Hand-made, Which Is Normal. Tips: 1. The products are all measured by hand, there may be some errors, please understand, if you mind, please be careful to buy. 2. Can Not Be Under The Hard Sunshine Directly, Do Not Wash The Pillow core. Please note: Although the image shows the most accurate color, the color may change due to the difference in the computer monitor. Note: There may be some errors in manual measurement, please refer to the actual product. Our product delivery time is 10-20 days. If you do not receive the product within 30 days, please contact us in time. If you have a problem with your product, please contact us and we will provide you with a reasonable solution.