●Country of Origin: China ●If you remove the cover and remove the sponge inside, you can wash it by hand ●Size: Flat shape <br>Height: Approx. 9.8 inches (25 cm), Width: Approx. 3.1 inches (8 cm), Height: Approx. 1.6 inches (4 cm). <br>Belt: Approx. 13.0 inches (33 cm) (adjustable). <br>Arc Shape: <br>Height: Approx. 9.8 inches (25 cm), Width: Approx. 3.1 inches (8 cm), Height: Approx. 2.8 - 1.6 inches (7 - 4 cm). <br>Belt: Approx. 13.0 inches (33 cm) (adjustable). <br>The sizes are the actual measurements of our store. Actual product and manufacturers indicated size may differ slightly from the actual product. Please be aware of ●Weight: Approx. 4.1 oz (107 g) (*It is a single arc shape. ) ●Material: Polyester ●The fluffy cushion makes it easy to operate your desk or PC. Armrest Cushion ●The armrest surface is made of smooth velvety material and the interior has a built-in memory foam cushion, which makes your normal desk chair more blissful