By raising the legs and feet, the rest cushion can improve , reduce leg swelling, relieve muscle strain and fatigue, and even reduce the risk of deep from long sitting. -- Appropriate height. Fits specific gaps between the seats on airplanes and trains for the maximum comfort. Inflatable Feet Rest rest cushion for multipurpose use. Great support to help your feet and legs get rested on planes, cars, trains, office, home and more. --Easy inflating and deflating: It takes only about 1 minute and half to inflate and deflate. Quick to unfold and collapsible for easy storage and carry when not in use. Inflatable Feet Rest Pillow Soft and comfortable. This footrest is made from skin-friendly PVC flocking fabric, soft touch, comfortable --Size: 37*30*18cm --ColorGrey --Package includes: 1*Leg pillow