Introducing the new ergonomic design twin pack car seat cushion from YupbizAuto. Most designs of car seats today contain a "space" at the lower back area which causes lower back discomfort after sitting for a long period of time. Our ergonomic cushion raise the lower back to better contact with the seats lower section helping to release the pressure of the lower back. 2 is alway better than 1, therefore we created this twin pack which allow you to use them for a seat cushion and lumbar support at the same time. Now you can use them as seat cushion and lumbar at the same time or ake one with you to the office and leaving the other piece in the car. The breathable material not only provides better ventilation which makes the cushion stay cool but also adds a stylish look to your car. It also helps to protect the seat from being worn out.k foam (3") provides maximum comfort while driving. Product dimension: 15.25" X 15.25" Additional Details ------------------------------ Product description: Introducing the new ergonomic design twin pack car seat cushion from YupbizAuto. Most designs of car seats today contain a "space" at the lower back area which causes lower back discomfort after sitting for a long period of time. Our ergonomic cushion raise the lower back to better contact with the seats lower section helping to release the pressure of the lower back. 2 is alway better than 1, therefore we created this twin pack which allow you to use them for a seat cushion and lumbar support at the same time. Now you can use them as seat cushion and lumbar at the same time or ake one with you to the office and leaving the other piece in the car. The breathable material not only provides better ventilation which makes the cushion stay cool but also adds a stylish look to your car. It also helps to protect the seat from being worn out.k foam (3") provides maximum comfort while driving. Product dimension: 15.25" X 15.25"