Office Home Car Chair Waist Pillow Below are the Key features The pillow size measures: 45cm x 37cm x 12cm. An integrated fastener strap secures the car cushion on firmly against the back rest, therefore preventing slipping. The car cushion pillow can be used everywhere you go in everyday life: whether in your car seat or on long truck journeys, in your office chair or as a cushion for the computer chair in your home. The pillow has a breathable and durable zipped, removable mesh cover and comes in a handy carrying case.