Memory Foam Seat Cushion - Extreme Comfort - Coccyx Relief - Back Pain Relief- Tailbone Pain Relief - Post Surgery Cushion - Chair Cushion - Latest Design - Best Lifetime Satisfaction Guarantee - Black COCCYX RELIEF - Provides great support and relief for your coccyx, prostate and sciatica. Also great for post surgery relief! Physical therapy friendly seat cushion will not over-stress your body EXTREME COMFORT - This cushion allows you to sit for hours without feeling sore or lethargic. Working a full 8 hours is a breeze with this cushion. MEMORY FOAM CUSHION - Advanced breathable material "remembers" and molds to your body shape, and then springs back when you stand up. Unlike lower quality cushions, this will not make your legs fall asleep WASHABLE COVER - Spill something on your cushion? No stress cover allows you to remove and clean with ease and then put it back on easily LIFETIME GUARANTEE - We stand behind our quality and workmanship and guarantee that you will love this product