Ergonomic Design Waist Support: Relax rear seat cushion features advanced ergonomic principles, gently lifting hips and supporting waist curves for optimal comfort and posture. Anti-Slip Multi-Surface Use: Stay secure with the anti-slip rubber grip bottom, ensuring stability on office chairs, wheelchairs, or car seats for a worry-free seating experience. Dual-Effect Memory Foam: Highly elastic memory foam seat cushion with an ergonomic waist backrest design offers combined support, enhancing overall seating comfort and relaxation. Easy-Clean Non-Slip Cover: Removable and machine washable cover makes maintenance a breeze, ensuring hygienic and freshness for prolonged use. Versatile Practicality: Ideal for office workers, travelers, families, dormitories, this seat cushion makes a thoughtful gift for elders and friends, catering to various lifestyle needs. Item Name: Seat Cushion Material: Memory Cotton Features: Ergonomic Design, Non-Slip Cover, Versatile Practicality Size Details: L: 42cm/16.54", W: 30cm/11.81", H: 45cm/17.72" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Seat Cushion