Extra Thick Seat Cushions for Office Chair, Adult Booster Seat for Car, Memory Foam Car Cushion for Height, Chair Cushions for Elderly Wheelchair, Desk Chair Seat Cushion (Black, 18x14x6)

【ENHANCED 】When driving, the height is too low to see the vision.Adult car booster seat/short car seat cushion can help you to open up your vision and see the road clearly. 【Extra Thick Seat Cushion】This seat cushion measures 17" x 18" x 6" and solves the problem of outdated seat condition and lack of working height. 【2 Layer Filling】Memory Foam + Sponge : The upper layer of the thick cushion is filled with 3 inch memory foam, and the lower layer is filled with 3 inch sponge. 【ERGONOMIC DESIGN OF OFFICE CHAIR CUSHION】 The high quality office chair cushion reduces the pressure on your lower back, hips and legs, ensuring that you stay comfortable even during long working hours. 【PORTABLE HANDLE AND LOCKING BUCKLE】 The seat cushion has a built-in handle for easy transportation and an adjustable locking buckle to secure the seat cushion in place.