Used for one week. There is little pilling and no stains. Please make your judgment based on the photos. If you would like additional photos, please feel free to comment ✿ [Product Description] The Bound Cushion Twin is a high-performance fitness cushion that allows anyone to easily shape the muscles of the lower body while seated. Step on it! Bounce! Easy leg training! Because the power of the spring assists, you can do rhythmic bouncing exercises. Triple approach to the lower body, lower abdomen, and hip joints with the two divided bouncing surfaces! You can do it casually because you are seated!