- Comfy & Ergonomic Support: Experience superior comfort with our D-shaped chair cushion made from high-resilience foam. At 2 inches thick, it provides excellent ergonomic support, alleviating pressure on your tailbone and reducing muscle tension. Say goodbye to hard surfaces and discomfort from prolonged sitting. - Non-slip Bottom & Ties: Designed for stability, the cushion features a non-slip bottom with strategically placed dots and two 23.6-inch removable ties to keep it securely in place. While the non-slip particles maintain grip initially, the ties can be added for extra security as needed. - Easy to Clean: Maintain hygiene effortlessly with the removable zippered cover. Simply unzip, wash by hand or machine on a cold cycle, and tumble dry on low or air dry. Please avoid ironing or bleaching the cushion and do not wash the foam insert. - Attention to Detail: Crafted from durable 250gm polyester fabric, the cushion cover is breathable and skin-friendly. Overlocked edges ensure long-lasting performance, while the horizontal zipper is discreetly wrapped to prevent scratching your furniture. - Versatile Compatibility: Measuring 17L x 16W x 2H inches, this cushion is ideal for a variety of chairs, including dining, kitchen, folding, rocking chairs, and bar stools. Its simple solid-color design complements diverse furniture styles. - Practical Applications: Use it at home for dining or relaxation, enhance your office chair for better posture during long work hours, or bring comfort to outdoor seating arrangements. - Note: Before use, please allow approximately 48 hours for the cushion foam to fully expand to its original shape after unpacking.