Generally speaking, this pillow can be used whenever sitting is involved.
Airplanes: Kids can use this pillow to lay flat or straighten their legs; Adults can also benefit from the extra surface to change sitting position.
Cars, Buses, and SUVs: Provide support to avoid feet numb caused by the compression from the car seats.
Camping: Inflate it to a sitting/ floating cubes whenever you need
Home: Lift your leg up when sitting on your sofa.
Office: Fit this pillow under your desk to help your feet stay comfortable & improve circulation (reduces risk of deep vein thrombosis), preventing feet cramping and aches.