Material:Iron Features rubber end caps and a non-slip rubber pad for excellent stability,sturdy construction with fine workmanship. Height adjustable - Sturdy and Durable This Footstool provides you with a healthier sitting posture Adjust it to your physiological attributes and enjoy a painless and effortless playing experience Easy to set up, folds flat for convenient storage or transport. quantity of delivery1pc color of product:balck size of product:25.4*10.2cm