Egg Sitter 12655-4 Support Cushion with Non-Slip Washable Cover, As Seen On TVMost chair cushions do a mediocre job at supporting your backside. But they usually are bulky, get too hot, and have a hole cut out in the cushion to accommodate your tail bone. The Egg Sitter support cushion supports your backside so well that you can sit on an egg without breaking it! Sit on the hardest surface and still feel comfortable. Egg Sitter has a honeycomb design made of ultra flex polymer that stays cool to the touch, allowing air to