Features: Designs with memory foam and ergonomic designs, this postures corrector cushion support and promotes proper spinal alignment during prolonged sitting. The thickened, plastic cover pair with structure ensures even weight distribution while preventing heat buildups for comfortable. Ideal for students, office professional, drivers, and anyone requiring extended seat positions to maintain healthy postures habits. Perfectly adapts to office chairs, study desks, car seats, or home workstations, transforming any sitting into ergonomic support systems. Features removable machine washable cover for easy maintenance, combining sturdy construction with postures correcting functionality for long time back health improvement. Specifications: Materials: ABS Size: 47x34x39cm/18.5x13.39x15.35inch Color: As Picture Show, Two Color to Choose Package Includes: 1pc Corrector Seat Cushion note: Please allow 1-3cm error due to manual measurement. makes sure you not mind before bid. Due to the differences between different monitors, the picture may not reflect the actual of the item.