Adjustable Height: Our Leg Elevation Pillow has multiple height settings with a unique 7-1 inch adjustment range. Easily raise legs above heart level to suit different height needs Unique : The external detachable structure of our Leg Wedge Pillow allows for easy height adjustments to meet your required elevating height. Add or remove layers for personalized comfort Versatile Use: Not only can our Leg Pillow be used as a flat top pillow, but it can also into a U-shaped top pillow to meet your different needs Comfortable Support: The upgraded four-level adjustable height of our Leg Wedge Pillow provides comfortable support and helps reduce pressure on the lower back and legs Improved Circulation: By elevating your legs above heart level with our Wedge Pillow for Legs, you can improve circulation and reduce swelling for a more restful sleep