Features: Memory foam seat cushion delivers lumbar support and pressure relief, adapting to your body's curves for all day comfort during extended sitting supplies. Engineered with breathable meshes fabric and nonslip silicone dots, this ergonomic office chair pad ensures airflows to prevent heat buildup while staying securely in place on any seat. Ideal for office professional, students, truck driver, and anyone requiring prolonged seated postures support to improve productivity. Versatile for use home offices, car seats, gaming chairs, or study desks, its portable designs seamlessly integrates into workstations and travel environments. The removable machine washable cover easy maintenance, making it hygienic addition for households with kids or pets while preserving the cushion’s durability over time. Specifications: Materials: Memory Foam Color: As Picture Show, Eight Color to Choose Size: 40x34x8cm/15.75x13.39x3.15inch Package Includes: 1pc Seat Cushion note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you will not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual color.