Egg Sitter Seat Cushion BulbHead with Non - Slip Cover Silicone Comfort Portable for Car Office Chair Wheelchair 3.2 ounces 17.4 x 13.4 x 2 inches Elasta - Core 10 - Blue

Special flex support cushion supports your backside and spine so well, you can sit on an egg without breaking it – no other seat cushions for chairs can make that promise!

Unlike your memory foam desk chair, sciatic nerve pillow, or foam cushion, Egg Sitter’s unique flex-grip honeycomb design allows air to circulate and stays cools to the durable, Egg Sitter retains its shape, making it a great back pain seat and orthopedic seat

Fits most chairs for deep seat pressure relief – Egg Sitter measures 15-inches X 16.5-inches