Simple Solution to Your Uncomfortable Chair Problem: Made with pure memory foam, our chair cushion uses your body heat to adapt to your curves providing your current chair with the support it lacks Will Never Lose Its Shape: Sit on our office chair pad day in and day out and never worry about it flattening. The premium memory foam is slow rebounding, always regaining its shape after each use Work In Total Comfort: Hard seating surfaces lead to pressure points in your lower body; with our chair pillow, it cradles your bottom to support your lower back, hips, and sciatic nerve Gives Your Tailbone the Support It Needs: Designed with an ergonomic "U" shaped cutout, our office chair cushion suspends your coccyx above hard seating surfaces, for better posture and comfort Never Sit Uncomfortably Again: Versatile, use it as a car seat cushion, desk chair cushion, or gaming chair butt pillow. Makes a great travel companion; sit comfortably wherever you go Prevents Unwanted Bottom Sweats: Some chairs don't allow air to circulate, making you sweaty. Our coccyx seat cushion has a breathable cover that doesn't trap heat, so you sit comfortable and cool Fits All Types of Seating: Add our sitting pillow to your list of favorite work from home accessories, its large size (43x35.5x5cm) fits all types of chairs around your home, office, and even car