3-Inch Memory Foam Seat Cushion for Office Chair, Large

【3-Inch Height Boost & Targeted Relief】 Instantly raise your seat height by 3 inches for better visibility and reach. This ergonomic chair pad combines a beveled edge with high-density memory foam to help reduce pressure around the coccyx, tailbone, hips, and thighs, providing everyday relief from discomfort and pain caused by prolonged sitting | 【Improves Posture & Reduces Back Strain】 Turn almost any hard chair into a more supportive seat. The beveled front edge promotes natural pelvic alignment and a more upright sitting posture while distributing weight evenly to help reduce lower back strain and sitting fatigue during office work, computer use, gaming, or long drives | 【Medium-Firm Support That Won't Flatten】 This cushion is intentionally designed with a medium-firm feel for stable support rather than a plush, sink-in feel. Unlike a soft floor pillow or ordinary cushion that quickly bottoms out, the high-density memory foam maintains its shape and provides resilient lift and dependable pressure relief throughout the day | 【Extra-Large & Versatile Seating】 Measuring 17.7" x 16.1" with a 3-inch height boost, this cushion comfortably accommodates most adults. Ideal for shorter dr