Pure Memory Foam and Heat Responsive Technology: Our chair cushion combines pure memory foam and heat responsive technology to improve your posture and keeps you supported while sitting for long periods. Soft yet firm, our office chair cushion adapts to the contours of your body to create a truly customized fitPain Relief for Back, Legs, Hips, and Sciatica: Designed to provide comfort by alleviating pressure on the lower back, waist, hips, and thighs. Our office chair cushion also helps relieve sciatica symptoms, allowing you to power through your day. Its curve design minimizes the pressure that other chair pillows can cause to improve blood circulationErgonomic "U" Shaped Cutout for Tailbone Pressure Relief: Our tailbone saving chair pad helps maintain healthy posture by reducing pressure and fighting fatigue. The ergonomically designed "u" shaped cutout keeps your coccyx suspended above hard seating surfaces, relieving pressure all along the back and legsLightweight and Portable Chair Cushion for Desk Chair: Our seat cushions for pressure relief are designed for the office and working from home. Use it as a car seat cushion, desk chair cushion, or a gaming chair pillow. Our cushion can also be used for travel or even for simple trips home to the office. Measuring just 17" (43cm) x 14" (36cm) x 2" (2cm) you can take the sitting pillow anywhereLifetime Replacement Policy: At Everlasting Comfort we care about your experience with our products. And to show that we’re here to help, we pledge to replace your product should anything ever go wrong. Sit comfortably knowing we have you covered. CAUTION: Non slip rubber bottom may stain light colored leather/vinyl. Before use, wash the cover in soap and hot water. Once the cover is dry, test for color fastness with a towel and hot water