Applications: This foot pedal is used for foot massage and reducing pressure, allowing your feet to roll gently for a more relaxing and comfortable experience. Suitable for use in airplanes, cars, trains, offices, and other settings.SpecificationColor: Dark Blue, Pale BlueMaterial: Oxford Cloth, SpongeSize: 16.14 x 7.68 x 0.43 Inch (L x W x H)Adjustable Length: 800mm / 31.5 InchHook Dimensions: 40 X 20 X 25mm / 1.57 X 0.79 X 0.98 Inch (L X W X H) With Internal Adjustable Length: 5 – 40mm / 0.2 – 1.57 InchHook Dimensions: 81 X 32mm / 3.19 X 1.26 Inch (L X W) With Thread Length: 41mm / 1.61 InchPacking List: 2 pcs Airplane Footrest with 4 HooksAdvantages: The footstool can swing back and forth, supporting your feet and effectively relieving leg pressure. It has a thickened sponge interior and an Oxford cloth bottom, making it washable.