Whether you lie on your side or your back, this memory foam pillow can provide extra comfort as you sleep. Folded to 17H x 27W x 20D cm, it’s shaped to fit between your knees. Unfolded to 9H x 52W x 20D cm, it will help to support your calves or ankles. Either way, you’ll appreciate the layer of cooling gel. It comes with a washable, zip-off cover in a mix of bamboo and polyester.