It is a wholecloth with trapunto and free motion quilting.
Below is just a section of the winner of the Traditional Quilts category. It was very difficult to get close to this and I was going to go back but forgot! It is made by Deborah Kemball from London. It is titled 'Heart's Desire'.
Of course I do have my favourite amongst these I have shown in the post - can you guess which one it is?