Essence Adjustable Throw Pillow Inserts (2 Pack)Functional throw pillows Take daytime relaxation to another level with pillows designed to provide back and head support. Fully adjustable Get customized comfort by adding or removing the fill to your ideal height and firmness. Down alternative fiber fill A lightweight blend of springy polyester puffs and soft down alternative fiber creates soft, breathable support thats fluffy, down like, and wont bunch or fall flat.