Massage Chair Cushion Pad Car U-Shape Seat gel Cushion Travel Breathable Seat Cushion Coccyx Orthopedic Memory Foam U Seat Specifications: Density: 50D Shape: U type Material: Polyurethane Color: blue + white (cover random color) Use scenario: office/car/family/stadium, etc. Size: 45 * 35* 7.5cm Note: There are two options. A is a normal model for memory cotton, no gel, and B is a gel. Features: -The Seat Cushion adds extra cushioning for the long hours that you spend driving on your vehicle or working at your office. -This cushion comes with exclusive features and technology that dampens all the bumps that would make you cringe in pain during driving as well as when you work long hours in front of your computer. -The seat cushion has a high-tech innovative gel layer with hybrid memory foam that takes all the pressure off your tailbone, sciatica nerve, lumbar, and lower back. -It's comfortable and convenient to use, and unlike other big cushions, the Belmint orthopedic seat cushion promotes healthy posture, blood circulation and align the spine so you can have a better time concentrating on your task. -Cooling effect is good, sitting will not feel hot Shipment