Maintain a comfortable posture with our ergonomically designed back support while driving or sitting indoors! This Memory Foam Seat Cushion provides superior back support and increases the comfort of any seat. The ergonomic design with a coccyx cut-out is designed to help relieve back pain by directing pressure away from the tailbone. The cover is made of durable mesh that wicks away moisture and is machine washable. FEATURES High density memory foam construction Durable polyester mesh cover Ergonomically contoured design Removable cover – easy to wash Soft & breathable fabric Superior comfort Retains its shape Anti-skid base Lightweight & convenient to carry – take anywhere & sit Ideal for use in the car, at home or the office Promotes healthy posture, proper spine alignment, reduced back pain, healthy weight distribution Recommended for: Home, office, outdoor, driving use. Provide softness on any hard surface, such as home sofa, office chair, car seat, outdoor tough stone. Available for office worker, driver, traveller, athlete, pregnancy. Features Ergonomically cut-out design--This memory foam seat cushion supplies softness and comfort while reducing pressure on the tailbone, coccyx and hip bones when driving or long sitting Washable velour cover--The coccyx seat pad's breathable cover is machine washable and can be easily removed using the zipper for easy cleaning which ensure sanitary and long term enjoyability Widespread use on anyplace--This seat cushion provides comfort soft sitting for office chair, desk chair, kitchen, dining room, living room, car seat, airplane and even wheelchair. Small enough to fit in carry or luggage for airplane travel comfort. Specifications Product dimension: ( approx ) 45cm* 35cm* 7cm Color: Black / Blue / Gray Made of high quality memory foam Zippered,machine-washable velvet cover