Description: Versatile Use: This portable inflatable cushion is great for outdoor activities, travel, office work, and long drives. It can be used as a travel pillow, office chair lumbar support pad or car lumbar support.Easy to Inflate and Deflate: Designed for convenience, this cushion can be easily inflated and deflated making it an essential item in your travel kit.Lumbar Support: The cushion provides good back support during long hours of work or driving, making it ideal for long time sitting. easy to carry and store, space saving.Breathable: Not only does it provide support but also offers breathable and massage like comfort for your waist during use.Material: Made from TPU material with dimensions of 30cmx45cmx10cm/11.81inchx17.72inchx3.94inch. 7.72inchx3.94inch. Size Chart: 30cmx45cmx10cm/11.81inchx17.72inchx3.94inch Package Includes: 1?Lumbar Support Pillow for Office Chair Note: Please allow slightly errors 1-2cm differences due to manual measurement.