VOXON Seat Cushion, X Large Car Seat Cushion, Memory Foam Cushions for Office Chair, Chair Cushions for Tailbone Pain Relief Pressure Relief Sciatica for Long Sitting X-Large Design, All-day Relax?Our cushion lab seat cushions have been upgraded to XL size to provide comfortable seating for sedentary people, reducing the fatigue caused by long periods of sitting, and turning the ordinary seat into your personal throne. (Size: 19.09*16.54*4.33 in) ?Ergonomic Design, Ultimate Comfort?Our seat cushion for office chair is ergonomically designed with a unique 'W' contour shape that conforms to the curves of the hips and legs. This design provides effective support, alleviates pressure on the lower back, buttocks, and tailbone, relieves sciatica and back pain, and reduces fatigue from prolonged sitting. ?Premium Memory Foam?The desk chair cushions are made of high-density memory sponges for all-day support and increased comfort. Its slow rebound technology adapts to your every movement and restores shape after every use, ensuring long-lasting comfort. ?Easy to Clean Non-Slip?This office chair cushion has a removable, machine-washable cover for easy daily maintenance. Non-slip rubber on the bottom ensures optimal seat placement to prevent sliding and improve safety. ?Versatile Adaptable Design?Our tailbone pain relief cushion is suitable for use in office chairs, cars, sofas, game chairs, outdoor patio cushions, and even in travel and sports venues. Experience unparalleled comfort, whenever and wherever you need it!