Non-Slip Base: Designed with a non-slip bottom, it securely stays in place on most chair surfaces, preventing unwanted movement or slipping for a stable and safe seating experience. Versatile Booster Seat: Serving as a booster seat as well, it provides additional height and support for children or adults needing a little lift, enhancing seating ergonomics in various settings. Extra Thick Comfort: Enjoy superior support and cushioning with our 16x16x6" thick seat cushion, designed to relieve pressure and reduce discomfort during long sitting sessions at home, office, or classroom. Its plush padding helps maintain proper posture for enhanced comfort. Waterproof: Made with waterproof cloth, this cushion protects against spills and stains, ensuring easy cleaning and long-lasting use, making it ideal for busy environments like offices and schools. Portable Handle Design: Equipped with a convenient handle, this square chair cushion can be effortlessly carried and moved between chairs or locations, perfect for on-the-go comfort whether at work, home, or outdoor events.