These stools have been designed to complement many high back chairs and have a slightly slopping padded top to provide the user with a comfortable and relaxing position. Approximate dimensions: Base width: 440mm (17.5"). Base length: 430mm (17"). Stool height: from 440mm (17.5") to 300mm (12"). Available with or without castors, please specify when ordering. This is a made to order item - please allow around 20 to 25 working days for delivery. We will confim delivery date once order is placed. As this is a made to order item, it is non-returnable.