Hard and even traditionally padded seating surfaces create pressure on your tailbone causing pain, poor posture, improper spine alignment, decreased blood circulation, pinched nerves & orthopedic problems. Memory foam cushion helps maintain proper posture and provide stability while seated. Memory foam is known for therapeutic qualities and comfortable support. It's designed to conform perfectly to the contours of your body for maximum comfort and support.Product Feature:Memory Foam: Our premium memory foam supersedes all with superior high-density construction for a longer lasting product.Air Mesh Cover: The zippered mesh cover provides superior air circulation and breathability to keep you cool while you sit.Non-slip Bottom: A silicone beaded layer at the bottom to keep them in place, no worry to your chair cushion sliding around.Built-in Carry Handle: Built-in handle cushion for easy carry and transport anywhere you go.Easy to Clean: Removable cover allows for easy machine washable cleaning. Simply remove the cover with the premium, durable zipper. The cover will last for hundreds of washing cycles.Comfort & Relief: Designed to relieving low back pain and other discomfort caused by prolonged sitting while also promoting healthy posture and blood circulation.Dimension: Each cushion measures 40x40cm inches, provides plenty of room and to fits on almost any seating surface .